diff --git a/Changes b/Changes
index 2d183aa..4511d97 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,7 @@
 0.41 2023-09-13
     - [feature] Finish support for CQP (irimia)
     - [bugfix] Disallow empty regex in PQ+ (diewald)
+    - [cleanup] Change of groupID.
 
 0.40 2023-07-26
     - [feature] Initial support for CQP
diff --git a/pom.xml b/pom.xml
index ba0f291..d69ecb5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
-	<groupId>de.ids_mannheim.korap</groupId>
+	<groupId>de.ids-mannheim.korap.koral</groupId>
 	<artifactId>Koral</artifactId>
 	<version>0.41.0</version>
 	<packaging>jar</packaging>