diff --git a/apps/insourcing/insourcing-cyclic-cellular-automaton/pom.xml b/apps/insourcing/insourcing-cyclic-cellular-automaton/pom.xml
index 3dd1c52a..a78e46db 100644
--- a/apps/insourcing/insourcing-cyclic-cellular-automaton/pom.xml
+++ b/apps/insourcing/insourcing-cyclic-cellular-automaton/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-diffusion-limited-aggregation/pom.xml b/apps/insourcing/insourcing-diffusion-limited-aggregation/pom.xml
index 5510e863..44c82465 100644
--- a/apps/insourcing/insourcing-diffusion-limited-aggregation/pom.xml
+++ b/apps/insourcing/insourcing-diffusion-limited-aggregation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-kochsnowflake/pom.xml b/apps/insourcing/insourcing-kochsnowflake/pom.xml
index 29e17669..1752ca67 100644
--- a/apps/insourcing/insourcing-kochsnowflake/pom.xml
+++ b/apps/insourcing/insourcing-kochsnowflake/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-mandelbrot-julia/pom.xml b/apps/insourcing/insourcing-mandelbrot-julia/pom.xml
index 1bea9e0f..c5762fb7 100644
--- a/apps/insourcing/insourcing-mandelbrot-julia/pom.xml
+++ b/apps/insourcing/insourcing-mandelbrot-julia/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-mandelbrot-zoom/pom.xml b/apps/insourcing/insourcing-mandelbrot-zoom/pom.xml
index bc1e4a8e..1e6f18a1 100644
--- a/apps/insourcing/insourcing-mandelbrot-zoom/pom.xml
+++ b/apps/insourcing/insourcing-mandelbrot-zoom/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-sierpinskitriangle/pom.xml b/apps/insourcing/insourcing-sierpinskitriangle/pom.xml
index 721ad28d..b0597f63 100644
--- a/apps/insourcing/insourcing-sierpinskitriangle/pom.xml
+++ b/apps/insourcing/insourcing-sierpinskitriangle/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-simulated-evolution/pom.xml b/apps/insourcing/insourcing-simulated-evolution/pom.xml
index e5402936..263ff889 100644
--- a/apps/insourcing/insourcing-simulated-evolution/pom.xml
+++ b/apps/insourcing/insourcing-simulated-evolution/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-turmite/pom.xml b/apps/insourcing/insourcing-turmite/pom.xml
index 357e0e41..7a79d04e 100644
--- a/apps/insourcing/insourcing-turmite/pom.xml
+++ b/apps/insourcing/insourcing-turmite/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/insourcing-wator/pom.xml b/apps/insourcing/insourcing-wator/pom.xml
index 5cfbfe49..1d58690b 100644
--- a/apps/insourcing/insourcing-wator/pom.xml
+++ b/apps/insourcing/insourcing-wator/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>insourcing</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/insourcing/pom.xml b/apps/insourcing/pom.xml
index 42cc7dba..c9333c3a 100644
--- a/apps/insourcing/pom.xml
+++ b/apps/insourcing/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>apps</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/legacy/cyclic-cellular-automaton/pom.xml b/apps/legacy/cyclic-cellular-automaton/pom.xml
index cb07bf28..23d7fdb2 100644
--- a/apps/legacy/cyclic-cellular-automaton/pom.xml
+++ b/apps/legacy/cyclic-cellular-automaton/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>legacy</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/legacy/diffusion-limited-aggregation/pom.xml b/apps/legacy/diffusion-limited-aggregation/pom.xml
index 8043bda1..003a0b4f 100644
--- a/apps/legacy/diffusion-limited-aggregation/pom.xml
+++ b/apps/legacy/diffusion-limited-aggregation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>legacy</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/legacy/mandelbrot/pom.xml b/apps/legacy/mandelbrot/pom.xml
index d35f61f6..41dc67b7 100644
--- a/apps/legacy/mandelbrot/pom.xml
+++ b/apps/legacy/mandelbrot/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>legacy</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/legacy/pom.xml b/apps/legacy/pom.xml
index 8272610e..41130c2e 100644
--- a/apps/legacy/pom.xml
+++ b/apps/legacy/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>apps</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/legacy/simulated-evolution/pom.xml b/apps/legacy/simulated-evolution/pom.xml
index d500b4aa..e2f13b74 100644
--- a/apps/legacy/simulated-evolution/pom.xml
+++ b/apps/legacy/simulated-evolution/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>legacy</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/pom.xml b/apps/pom.xml
index 5c979a45..b608db0d 100644
--- a/apps/pom.xml
+++ b/apps/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>computer_kurzweil</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/computer-kurzweil-app/pom.xml b/computer-kurzweil-app/pom.xml
index c8ad1ab5..e3eacb53 100644
--- a/computer-kurzweil-app/pom.xml
+++ b/computer-kurzweil-app/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>computer_kurzweil</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/pom.xml b/pom.xml
index fc57ba64..1e97a856 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>org.woehlke.computer.kurzweil</groupId>
     <artifactId>computer_kurzweil</artifactId>
-    <version>2.2.19-SNAPSHOT</version>
+    <version>2.2.19</version>
     <packaging>pom</packaging>
 
     <modules>
@@ -27,7 +27,7 @@
         <connection>scm:git@github.com:Computer-Kurzweil/computer_kurzweil.git</connection>
         <developerConnection>scm:git:git@github.com:Computer-Kurzweil/computer_kurzweil.git</developerConnection>
         <url>https://github.com/Computer-Kurzweil/computer_kurzweil/tree/${project.scm.tag}</url>
-        <tag>head</tag>
+        <tag>computer_kurzweil-2.2.19</tag>
     </scm>
 
     <organization>
diff --git a/research/java-swing-prototype-intellij/pom.xml b/research/java-swing-prototype-intellij/pom.xml
index be2c1f98..1c4714d5 100644
--- a/research/java-swing-prototype-intellij/pom.xml
+++ b/research/java-swing-prototype-intellij/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>research</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/research/java-swing-prototype-netbeans/pom.xml b/research/java-swing-prototype-netbeans/pom.xml
index dc987595..c6d6f3eb 100644
--- a/research/java-swing-prototype-netbeans/pom.xml
+++ b/research/java-swing-prototype-netbeans/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>research</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/research/pom.xml b/research/pom.xml
index e78c8b3a..40fcd400 100644
--- a/research/pom.xml
+++ b/research/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.woehlke.computer.kurzweil</groupId>
         <artifactId>computer_kurzweil</artifactId>
-        <version>2.2.19-SNAPSHOT</version>
+        <version>2.2.19</version>
         <relativePath>../pom.xml</relativePath>
     </parent>