diff --git a/app/locale/de_DE/LC_MESSAGES/messages.po b/app/locale/de_DE/LC_MESSAGES/messages.po
index 6665c0915..e1214843d 100644
--- a/app/locale/de_DE/LC_MESSAGES/messages.po
+++ b/app/locale/de_DE/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2019-02-24 00:40-0800\n"
 "Last-Translator: \n"
 "Language: de_DE\n"
diff --git a/app/locale/en_US/LC_MESSAGES/messages.po b/app/locale/en_US/LC_MESSAGES/messages.po
index a659bf116..329e6e667 100644
--- a/app/locale/en_US/LC_MESSAGES/messages.po
+++ b/app/locale/en_US/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2016-12-12 23:09-0600\n"
 "Last-Translator: \n"
 "Language: en_US\n"
diff --git a/app/locale/fr_FR/LC_MESSAGES/messages.po b/app/locale/fr_FR/LC_MESSAGES/messages.po
index 2037ce146..6f905dd2d 100644
--- a/app/locale/fr_FR/LC_MESSAGES/messages.po
+++ b/app/locale/fr_FR/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2017-11-01 23:56-0500\n"
 "Last-Translator: \n"
 "Language: fr_FR\n"
diff --git a/app/locale/ja/LC_MESSAGES/messages.po b/app/locale/ja/LC_MESSAGES/messages.po
index 116a3eec2..514cf6db7 100644
--- a/app/locale/ja/LC_MESSAGES/messages.po
+++ b/app/locale/ja/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2016-12-18 10:38-0600\n"
 "Last-Translator: \n"
 "Language: ja\n"
diff --git a/app/locale/messages.pot b/app/locale/messages.pot
index e6a4f0e61..82deeffd7 100644
--- a/app/locale/messages.pot
+++ b/app/locale/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
diff --git a/app/locale/ru/LC_MESSAGES/messages.po b/app/locale/ru/LC_MESSAGES/messages.po
index 5d74f5425..e457fc804 100644
--- a/app/locale/ru/LC_MESSAGES/messages.po
+++ b/app/locale/ru/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2016-12-18 10:38-0600\n"
 "Last-Translator: \n"
 "Language: ru\n"
diff --git a/app/locale/zh_CN/LC_MESSAGES/messages.po b/app/locale/zh_CN/LC_MESSAGES/messages.po
index 3e815f0e6..a942e9f51 100644
--- a/app/locale/zh_CN/LC_MESSAGES/messages.po
+++ b/app/locale/zh_CN/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version:  WebPlotDigitizer\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2019-04-06 20:17-0700\n"
+"POT-Creation-Date: 2019-04-06 20:27-0700\n"
 "PO-Revision-Date: 2018-02-21 00:47-0600\n"
 "Last-Translator: RGXGR <rgxgr@outlook.com>\n"
 "Language: zh_Hans_CN\n"
diff --git a/app/release_notes.txt b/app/release_notes.txt
index 16cb2a8d7..6b1529989 100644
--- a/app/release_notes.txt
+++ b/app/release_notes.txt
@@ -2,7 +2,7 @@ RELEASE NOTES
 
 Version 4.2
 ===========
-Coming soon!
+April 7, 2019
 
 New Features:
  - Save and resume auto-detection algorithm settings along with masks in the project file (per dataset).