diff --git a/pom.xml b/pom.xml
index 79440043..7eed168c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,5 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <prerequisites>
         <maven>3.9.0</maven>
@@ -8,7 +7,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.knowm.xchart</groupId>
     <artifactId>xchart-parent</artifactId>
-    <version>3.8.8-SNAPSHOT</version>
+    <version>3.8.8</version>
     <packaging>pom</packaging>
     <name>XChart Parent</name>
     <description>XChart is a light-weight Java library for plotting data.</description>
@@ -44,7 +43,7 @@
         <connection>scm:git:git@github.com:knowm/XChart.git</connection>
         <developerConnection>scm:git:git@github.com:knowm/XChart.git</developerConnection>
         <url>git@github.com:knowm/XChart.git</url>
-        <tag>HEAD</tag>
+        <tag>xchart-3.8.8</tag>
     </scm>
 
     <ciManagement>
diff --git a/xchart-demo/pom.xml b/xchart-demo/pom.xml
index 9754c5de..37226214 100644
--- a/xchart-demo/pom.xml
+++ b/xchart-demo/pom.xml
@@ -1,5 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <prerequisites>
         <maven>3.9.0</maven>
@@ -10,7 +9,7 @@
     <parent>
         <groupId>org.knowm.xchart</groupId>
         <artifactId>xchart-parent</artifactId>
-        <version>3.8.8-SNAPSHOT</version>
+        <version>3.8.8</version>
     </parent>
 
     <artifactId>xchart-demo</artifactId>
@@ -22,7 +21,7 @@
         <dependency>
             <groupId>org.knowm.xchart</groupId>
             <artifactId>xchart</artifactId>
-            <version>3.8.8-SNAPSHOT</version>
+            <version>3.8.8</version>
         </dependency>
         <dependency>
             <groupId>org.openjfx</groupId>
diff --git a/xchart/pom.xml b/xchart/pom.xml
index 7197c25b..e9a9c09b 100644
--- a/xchart/pom.xml
+++ b/xchart/pom.xml
@@ -1,5 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
 
     <prerequisites>
@@ -11,7 +10,7 @@
     <parent>
         <groupId>org.knowm.xchart</groupId>
         <artifactId>xchart-parent</artifactId>
-        <version>3.8.8-SNAPSHOT</version>
+        <version>3.8.8</version>
     </parent>
 
     <artifactId>xchart</artifactId>