diff --git a/pmml-evaluator-example/pom.xml b/pmml-evaluator-example/pom.xml
index 440d70b8..060c5a42 100644
--- a/pmml-evaluator-example/pom.xml
+++ b/pmml-evaluator-example/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator-extension/pom.xml b/pmml-evaluator-extension/pom.xml
index 2707ec6e..67bc20e8 100644
--- a/pmml-evaluator-extension/pom.xml
+++ b/pmml-evaluator-extension/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator-kryo/pom.xml b/pmml-evaluator-kryo/pom.xml
index 73e57cf4..986fdce1 100644
--- a/pmml-evaluator-kryo/pom.xml
+++ b/pmml-evaluator-kryo/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator-reporting-processor/pom.xml b/pmml-evaluator-reporting-processor/pom.xml
index e834c42f..7a2b529e 100644
--- a/pmml-evaluator-reporting-processor/pom.xml
+++ b/pmml-evaluator-reporting-processor/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator-reporting/pom.xml b/pmml-evaluator-reporting/pom.xml
index ce951fd9..dbcf7f89 100644
--- a/pmml-evaluator-reporting/pom.xml
+++ b/pmml-evaluator-reporting/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator-testing/pom.xml b/pmml-evaluator-testing/pom.xml
index 5019b609..01ad017d 100644
--- a/pmml-evaluator-testing/pom.xml
+++ b/pmml-evaluator-testing/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pmml-evaluator/pom.xml b/pmml-evaluator/pom.xml
index c22450d4..6f28470a 100644
--- a/pmml-evaluator/pom.xml
+++ b/pmml-evaluator/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.jpmml</groupId>
 		<artifactId>jpmml-evaluator</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.9</version>
 	</parent>
 
 	<groupId>org.jpmml</groupId>
diff --git a/pom.xml b/pom.xml
index 9e82f300..7a506dba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
 	<groupId>org.jpmml</groupId>
 	<artifactId>jpmml-evaluator</artifactId>
-	<version>1.5-SNAPSHOT</version>
+	<version>1.5.9</version>
 	<packaging>pom</packaging>
 
 	<name>JPMML-Evaluator</name>
@@ -55,7 +55,7 @@
 		<connection>scm:git:git@github.com:jpmml/jpmml-evaluator.git</connection>
 		<developerConnection>scm:git:git@github.com:jpmml/jpmml-evaluator.git</developerConnection>
 		<url>git://github.com/jpmml/jpmml-evaluator.git</url>
-		<tag>HEAD</tag>
+		<tag>1.5.9</tag>
 	</scm>
 	<issueManagement>
 		<system>GitHub</system>
@@ -67,37 +67,37 @@
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-example</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-extension</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-kryo</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-reporting</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-reporting-processor</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 			<dependency>
 				<groupId>org.jpmml</groupId>
 				<artifactId>pmml-evaluator-testing</artifactId>
-				<version>1.5-SNAPSHOT</version>
+				<version>1.5.9</version>
 			</dependency>
 
 			<dependency>