diff --git a/ReleaseProcedure.txt b/ReleaseProcedure.txt
index 781124e8e0..e216a77015 100644
--- a/ReleaseProcedure.txt
+++ b/ReleaseProcedure.txt
@@ -8,8 +8,8 @@ mvn clean verify -PpackageForRelease
 mvn clean
 
 # Prepare the versions for the release
-RELEASEVERSION=5.19
-NEXTVERSION=5.20
+RELEASEVERSION=5.20
+NEXTVERSION=5.21
 
 # Creating and publishing the new Tagging
 mvn versions:set -DgenerateBackupPoms=false -DnewVersion=${RELEASEVERSION}
diff --git a/analyzer/pom.xml b/analyzer/pom.xml
index 17192b7288..543c145439 100644
--- a/analyzer/pom.xml
+++ b/analyzer/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa</artifactId>
 
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 8f0291b3f9..214683cfd9 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-benchmark</artifactId>
 
diff --git a/commandline/pom.xml b/commandline/pom.xml
index 584b39ee2b..937ddcc2cc 100644
--- a/commandline/pom.xml
+++ b/commandline/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-commandline</artifactId>
 
diff --git a/devtools/pom.xml b/devtools/pom.xml
index 1724e0e9e4..6ee61862c3 100644
--- a/devtools/pom.xml
+++ b/devtools/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/java/pom.xml b/examples/java/pom.xml
index d308363dd8..08b098b8ea 100644
--- a/examples/java/pom.xml
+++ b/examples/java/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-example-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
 
   <packaging>jar</packaging>
diff --git a/examples/kotlin/pom.xml b/examples/kotlin/pom.xml
index a403227c84..78c6f9208b 100644
--- a/examples/kotlin/pom.xml
+++ b/examples/kotlin/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-example-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
 
   <packaging>jar</packaging>
diff --git a/examples/pom.xml b/examples/pom.xml
index 5c9b8296bd..d417a7ec22 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <packaging>pom</packaging>
diff --git a/examples/scala/pom.xml b/examples/scala/pom.xml
index 1fa6bd37c0..4be990e105 100644
--- a/examples/scala/pom.xml
+++ b/examples/scala/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-example-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
 
   <packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index b6e25e9857..755c2da278 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
   <artifactId>yauaa-parent</artifactId>
   <packaging>pom</packaging>
   <groupId>nl.basjes.parse.useragent</groupId>
-  <version>5.19</version>
+  <version>5.20-SNAPSHOT</version>
 
   <name>Yauaa : </name>
   <description>A parsing and analyzing library to get information from a useragent string.</description>
diff --git a/udfs/beam/pom.xml b/udfs/beam/pom.xml
index 86956b1730..84f9b0c21c 100644
--- a/udfs/beam/pom.xml
+++ b/udfs/beam/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-beam</artifactId>
 
diff --git a/udfs/drill/function/pom.xml b/udfs/drill/function/pom.xml
index a4110dc700..3f2ee7ee20 100644
--- a/udfs/drill/function/pom.xml
+++ b/udfs/drill/function/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>yauaa-udf-drill-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-drill</artifactId>
 
diff --git a/udfs/drill/pom.xml b/udfs/drill/pom.xml
index 9f3178dff4..de5989e566 100644
--- a/udfs/drill/pom.xml
+++ b/udfs/drill/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <packaging>pom</packaging>
diff --git a/udfs/drill/tests/pom.xml b/udfs/drill/tests/pom.xml
index 9756470ba2..dcaf205386 100644
--- a/udfs/drill/tests/pom.xml
+++ b/udfs/drill/tests/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-drill-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-drill-tests</artifactId>
 
diff --git a/udfs/elasticsearch/pom.xml b/udfs/elasticsearch/pom.xml
index 20d5f6a782..a383214b94 100644
--- a/udfs/elasticsearch/pom.xml
+++ b/udfs/elasticsearch/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-elasticsearch</artifactId>
   <packaging>jar</packaging>
diff --git a/udfs/flink-table/pom.xml b/udfs/flink-table/pom.xml
index db3c8b2e76..29dd87bd99 100644
--- a/udfs/flink-table/pom.xml
+++ b/udfs/flink-table/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-flink-table</artifactId>
 
diff --git a/udfs/flink/pom.xml b/udfs/flink/pom.xml
index 0f9f64bda1..9db30eafd7 100644
--- a/udfs/flink/pom.xml
+++ b/udfs/flink/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-flink</artifactId>
 
diff --git a/udfs/hive/pom.xml b/udfs/hive/pom.xml
index d7c265cbd6..76e01bc390 100644
--- a/udfs/hive/pom.xml
+++ b/udfs/hive/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-hive</artifactId>
 
diff --git a/udfs/logparser/pom.xml b/udfs/logparser/pom.xml
index a27c5bb41c..a31c208c58 100644
--- a/udfs/logparser/pom.xml
+++ b/udfs/logparser/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-logparser</artifactId>
 
diff --git a/udfs/logstash/logstash-dependency/pom.xml b/udfs/logstash/logstash-dependency/pom.xml
index 3eae9fcee5..483e74e90e 100644
--- a/udfs/logstash/logstash-dependency/pom.xml
+++ b/udfs/logstash/logstash-dependency/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-logstash-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-logstash-dependency</artifactId>
 
diff --git a/udfs/logstash/logstash-filter/pom.xml b/udfs/logstash/logstash-filter/pom.xml
index 499c22b8af..4f333088cd 100644
--- a/udfs/logstash/logstash-filter/pom.xml
+++ b/udfs/logstash/logstash-filter/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-logstash-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-logstash</artifactId>
 
diff --git a/udfs/logstash/pom.xml b/udfs/logstash/pom.xml
index 017c5a0b11..caf10ec858 100644
--- a/udfs/logstash/pom.xml
+++ b/udfs/logstash/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-logstash-parent</artifactId>
   <packaging>pom</packaging>
diff --git a/udfs/nifi/nifi-nar/pom.xml b/udfs/nifi/nifi-nar/pom.xml
index 867571812c..72344c3021 100644
--- a/udfs/nifi/nifi-nar/pom.xml
+++ b/udfs/nifi/nifi-nar/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-nifi-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
 
   <artifactId>yauaa-nifi</artifactId>
diff --git a/udfs/nifi/nifi-processors/pom.xml b/udfs/nifi/nifi-processors/pom.xml
index f56b185f6b..0e7872aa41 100644
--- a/udfs/nifi/nifi-processors/pom.xml
+++ b/udfs/nifi/nifi-processors/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>nl.basjes.parse.useragent</groupId>
     <artifactId>yauaa-nifi-parent</artifactId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
 
   <artifactId>yauaa-nifi-processors</artifactId>
diff --git a/udfs/nifi/pom.xml b/udfs/nifi/pom.xml
index cb0c561d5a..f0dbe8f8e2 100644
--- a/udfs/nifi/pom.xml
+++ b/udfs/nifi/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-nifi-parent</artifactId>
   <packaging>pom</packaging>
diff --git a/udfs/pig/pom.xml b/udfs/pig/pom.xml
index c1d2700909..4fe076dc5e 100644
--- a/udfs/pig/pom.xml
+++ b/udfs/pig/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <artifactId>yauaa-udf-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <artifactId>yauaa-pig</artifactId>
 
diff --git a/udfs/pom.xml b/udfs/pom.xml
index feed70f3c7..89eb7f9576 100644
--- a/udfs/pom.xml
+++ b/udfs/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <packaging>pom</packaging>
diff --git a/webapp/pom.xml b/webapp/pom.xml
index d67c3466e5..5a8ee09b24 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>yauaa-parent</artifactId>
     <groupId>nl.basjes.parse.useragent</groupId>
-    <version>5.19</version>
+    <version>5.20-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <packaging>war</packaging>