diff --git a/CHANGELOG.md b/CHANGELOG.md
index 029c05c9d..dd3af276e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,14 @@
 # Changelog
 
-## 9.8.1 (under construction) - see https://github.com/flyingsaucerproject/flyingsaucer/milestone/16
+## 9.9.1 (under construction) - see https://github.com/flyingsaucerproject/flyingsaucer/milestone/17
 * 
 
+## 9.9.0 (released 19.07.2024) - see https://github.com/flyingsaucerproject/flyingsaucer/milestone/16?closed=1
+* #349 Moved `org.xhtmlrenderer.simple.PDFRenderer` to `org.xhtmlrenderer.pdf.PDFRenderer`  --  thanks to
+  Aaron Verachtert (#350)
+* #349 rename package "org.xhtmlrenderer.simple" in module "flaying-saucer-swt" (#351)
+* #340 optimize CPU and memory consumption (#352) (#353)
+
 ## 9.8.0 (released 26.05.2024) - see https://github.com/flyingsaucerproject/flyingsaucer/milestone/15?closed=1
 * Remove itext 5 support (#325)
 * Remove libs (#324)
diff --git a/flying-saucer-core/pom.xml b/flying-saucer-core/pom.xml
index 86d27cb7e..dd9aa942a 100644
--- a/flying-saucer-core/pom.xml
+++ b/flying-saucer-core/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-examples/pom.xml b/flying-saucer-examples/pom.xml
index da41f211b..cc6e147f7 100644
--- a/flying-saucer-examples/pom.xml
+++ b/flying-saucer-examples/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-fop/pom.xml b/flying-saucer-fop/pom.xml
index 1771ec927..1b968384e 100644
--- a/flying-saucer-fop/pom.xml
+++ b/flying-saucer-fop/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-log4j/pom.xml b/flying-saucer-log4j/pom.xml
index ca220515f..69ac1bb86 100644
--- a/flying-saucer-log4j/pom.xml
+++ b/flying-saucer-log4j/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-pdf-osgi/pom.xml b/flying-saucer-pdf-osgi/pom.xml
index 33cff92f7..94a578840 100644
--- a/flying-saucer-pdf-osgi/pom.xml
+++ b/flying-saucer-pdf-osgi/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-pdf/pom.xml b/flying-saucer-pdf/pom.xml
index ed0898b6f..ef6f1d393 100644
--- a/flying-saucer-pdf/pom.xml
+++ b/flying-saucer-pdf/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-swt-examples/pom.xml b/flying-saucer-swt-examples/pom.xml
index 63926b75a..86258adbe 100644
--- a/flying-saucer-swt-examples/pom.xml
+++ b/flying-saucer-swt-examples/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/flying-saucer-swt/pom.xml b/flying-saucer-swt/pom.xml
index 1e2c10025..00a53cef4 100644
--- a/flying-saucer-swt/pom.xml
+++ b/flying-saucer-swt/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.xhtmlrenderer</groupId>
     <artifactId>flying-saucer-parent</artifactId>
-    <version>9.8.1-SNAPSHOT</version>
+    <version>9.9.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 945101737..85f36693f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>org.xhtmlrenderer</groupId>
   <artifactId>flying-saucer-parent</artifactId>
-  <version>9.8.1-SNAPSHOT</version>
+  <version>9.9.0</version>
 
   <packaging>pom</packaging>