diff --git a/manifold-all/pom.xml b/manifold-all/pom.xml
index 6ed8cb4c5..38796f1d8 100644
--- a/manifold-all/pom.xml
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   <artifactId>manifold-all</artifactId>
diff --git a/manifold-core-parent/manifold-rt/pom.xml b/manifold-core-parent/manifold-rt/pom.xml
index 567a3dc89..f1ddb5165 100644
--- a/manifold-core-parent/manifold-rt/pom.xml
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   <artifactId>manifold-rt</artifactId>
diff --git a/manifold-core-parent/manifold/pom.xml b/manifold-core-parent/manifold/pom.xml
index f6f7a3da1..f23dfd070 100644
--- a/manifold-core-parent/manifold/pom.xml
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   <artifactId>manifold</artifactId>
diff --git a/manifold-core-parent/pom.xml b/manifold-core-parent/pom.xml
index f03c3532e..0f60be9ee 100644
--- a/manifold-core-parent/pom.xml
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   <artifactId>manifold-core-parent</artifactId>
diff --git a/manifold-deps-parent/manifold-collections-test/pom.xml b/manifold-deps-parent/manifold-collections-test/pom.xml
index 974082f10..ddc3deb93 100644
--- a/manifold-deps-parent/manifold-collections-test/pom.xml
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   <artifactId>manifold-collections-test</artifactId>
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index d7c522dff..2e15d0d8a 100644
--- a/manifold-deps-parent/manifold-collections/pom.xml
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index 4aaf13394..21e27e20a 100644
--- a/manifold-deps-parent/manifold-csv-rt/pom.xml
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index de23eb8d8..3f7d69100 100644
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index dddea3cb3..e19b956a2 100644
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diff --git a/manifold-deps-parent/manifold-darkj-test/pom.xml b/manifold-deps-parent/manifold-darkj-test/pom.xml
index 93a522833..ec432a8ae 100644
--- a/manifold-deps-parent/manifold-darkj-test/pom.xml
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index 76e2d4d4a..7da75ec5e 100644
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index 821bb92a6..058311a84 100644
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index 431335f2f..c9577c5b4 100644
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diff --git a/manifold-deps-parent/manifold-ext-middle-test/pom.xml b/manifold-deps-parent/manifold-ext-middle-test/pom.xml
index 58737a685..82bc8cee2 100644
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index 0f5c89188..96f7bf259 100644
--- a/manifold-deps-parent/manifold-ext-producer-sample-test/pom.xml
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index 53b32a2b3..8f3d17ad1 100644
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index 2dbcd05fa..a36686568 100644
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index 2d5731ab6..3aa3bd84d 100644
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index 3db4e4836..100f45064 100644
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index fe0b84429..cef2b75d5 100644
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index b387e9dda..f954bec34 100644
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index 388b9465e..7a1abd059 100644
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index bbcb50407..abf12f6c9 100644
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index 1a7420648..0a1ce8c57 100644
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index 9671bb84e..07a3d4334 100644
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index d4e2a366d..4f4a468ec 100644
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index 81c2362cb..07414cd2a 100644
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index 07ac195bc..c24d62458 100644
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index bba7b9dd5..54762da3b 100644
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index 9067d8ee9..e906dec1b 100644
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index 5a0012cc2..a9366461d 100644
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index d8a1c08b7..728162949 100644
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index a1019f59c..83a678dca 100644
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index 6430003c2..7e5ea4771 100644
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index ff40c4323..4d4dd056f 100644
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index 317bb16b3..00dc529a2 100644
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index 54b3924f8..c70a84031 100644
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index 3a97dfe3c..291a20f5c 100644
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diff --git a/manifold-deps-parent/manifold-science-test/pom.xml b/manifold-deps-parent/manifold-science-test/pom.xml
index 7da2f8f05..991c97403 100644
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diff --git a/manifold-deps-parent/manifold-science/pom.xml b/manifold-deps-parent/manifold-science/pom.xml
index 85fceab98..c850680f5 100644
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diff --git a/manifold-deps-parent/manifold-strings-test-excl/pom.xml b/manifold-deps-parent/manifold-strings-test-excl/pom.xml
index 2316a186c..a396e3d9e 100644
--- a/manifold-deps-parent/manifold-strings-test-excl/pom.xml
+++ b/manifold-deps-parent/manifold-strings-test-excl/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-strings-test-excl</artifactId>
diff --git a/manifold-deps-parent/manifold-strings-test/pom.xml b/manifold-deps-parent/manifold-strings-test/pom.xml
index a221c0bb1..d35b88502 100644
--- a/manifold-deps-parent/manifold-strings-test/pom.xml
+++ b/manifold-deps-parent/manifold-strings-test/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-strings-test</artifactId>
diff --git a/manifold-deps-parent/manifold-strings/pom.xml b/manifold-deps-parent/manifold-strings/pom.xml
index 55b0032b5..e30a233a4 100644
--- a/manifold-deps-parent/manifold-strings/pom.xml
+++ b/manifold-deps-parent/manifold-strings/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-strings</artifactId>
diff --git a/manifold-deps-parent/manifold-templates-rt/pom.xml b/manifold-deps-parent/manifold-templates-rt/pom.xml
index 6e0b89f6f..a5dc9c08c 100644
--- a/manifold-deps-parent/manifold-templates-rt/pom.xml
+++ b/manifold-deps-parent/manifold-templates-rt/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
   <artifactId>manifold-templates-rt</artifactId>
   <name>Manifold :: Templates Runtime</name>
diff --git a/manifold-deps-parent/manifold-templates-test/pom.xml b/manifold-deps-parent/manifold-templates-test/pom.xml
index ed5d08bb8..cab9a6da0 100644
--- a/manifold-deps-parent/manifold-templates-test/pom.xml
+++ b/manifold-deps-parent/manifold-templates-test/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-templates-test</artifactId>
diff --git a/manifold-deps-parent/manifold-templates/pom.xml b/manifold-deps-parent/manifold-templates/pom.xml
index 3c8e2c783..892a5fec6 100644
--- a/manifold-deps-parent/manifold-templates/pom.xml
+++ b/manifold-deps-parent/manifold-templates/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
   <artifactId>manifold-templates</artifactId>
   <name>Manifold :: Templates</name>
diff --git a/manifold-deps-parent/manifold-test/pom.xml b/manifold-deps-parent/manifold-test/pom.xml
index 70769963f..1959025a3 100644
--- a/manifold-deps-parent/manifold-test/pom.xml
+++ b/manifold-deps-parent/manifold-test/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-test</artifactId>
diff --git a/manifold-deps-parent/manifold-text-test/pom.xml b/manifold-deps-parent/manifold-text-test/pom.xml
index 8db73561a..c50533fbf 100644
--- a/manifold-deps-parent/manifold-text-test/pom.xml
+++ b/manifold-deps-parent/manifold-text-test/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-text-test</artifactId>
diff --git a/manifold-deps-parent/manifold-text/pom.xml b/manifold-deps-parent/manifold-text/pom.xml
index d43166cce..202614ca4 100644
--- a/manifold-deps-parent/manifold-text/pom.xml
+++ b/manifold-deps-parent/manifold-text/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-text</artifactId>
diff --git a/manifold-deps-parent/manifold-xml-rt/pom.xml b/manifold-deps-parent/manifold-xml-rt/pom.xml
index eb5b171b8..5b9b69c68 100644
--- a/manifold-deps-parent/manifold-xml-rt/pom.xml
+++ b/manifold-deps-parent/manifold-xml-rt/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-xml-rt</artifactId>
diff --git a/manifold-deps-parent/manifold-xml-test/pom.xml b/manifold-deps-parent/manifold-xml-test/pom.xml
index f5404b76a..25d86e987 100644
--- a/manifold-deps-parent/manifold-xml-test/pom.xml
+++ b/manifold-deps-parent/manifold-xml-test/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-xml-test</artifactId>
diff --git a/manifold-deps-parent/manifold-xml/pom.xml b/manifold-deps-parent/manifold-xml/pom.xml
index 4a607ff46..d2cc73181 100644
--- a/manifold-deps-parent/manifold-xml/pom.xml
+++ b/manifold-deps-parent/manifold-xml/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-xml</artifactId>
diff --git a/manifold-deps-parent/manifold-yaml-rt/pom.xml b/manifold-deps-parent/manifold-yaml-rt/pom.xml
index 1ca52b0de..0b168e440 100644
--- a/manifold-deps-parent/manifold-yaml-rt/pom.xml
+++ b/manifold-deps-parent/manifold-yaml-rt/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-yaml-rt</artifactId>
diff --git a/manifold-deps-parent/manifold-yaml-test/pom.xml b/manifold-deps-parent/manifold-yaml-test/pom.xml
index d3f38a812..4659d0e2c 100644
--- a/manifold-deps-parent/manifold-yaml-test/pom.xml
+++ b/manifold-deps-parent/manifold-yaml-test/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-yaml-test</artifactId>
diff --git a/manifold-deps-parent/manifold-yaml/pom.xml b/manifold-deps-parent/manifold-yaml/pom.xml
index 3dbd56c52..483af0881 100644
--- a/manifold-deps-parent/manifold-yaml/pom.xml
+++ b/manifold-deps-parent/manifold-yaml/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-deps-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-yaml</artifactId>
diff --git a/manifold-deps-parent/pom.xml b/manifold-deps-parent/pom.xml
index 9fe6b8503..dab89ef18 100644
--- a/manifold-deps-parent/pom.xml
+++ b/manifold-deps-parent/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-deps-parent</artifactId>
diff --git a/manifold-util/pom.xml b/manifold-util/pom.xml
index 98399411a..401c409a4 100644
--- a/manifold-util/pom.xml
+++ b/manifold-util/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>systems.manifold</groupId>
     <artifactId>manifold-parent</artifactId>
-    <version>2020.1.19-SNAPSHOT</version>
+    <version>2020.1.19</version>
   </parent>
 
   <artifactId>manifold-util</artifactId>
diff --git a/pom.xml b/pom.xml
index 0175d8265..7cf786743 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>systems.manifold</groupId>
   <artifactId>manifold-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2020.1.19-SNAPSHOT</version>
+  <version>2020.1.19</version>
 
   <name>Manifold :: Parent</name>
   <description>
@@ -49,7 +49,7 @@
     <connection>${scm.root}/manifold.git</connection>
     <developerConnection>${scm.root}/manifold.git</developerConnection>
     <url>https://github.com/manifold-systems/manifold</url>
-    <tag>HEAD</tag>
+    <tag>v2020.1.19</tag>
   </scm>
   
   <!--<repositories>-->