diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index e322411a..11507255 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -94,4 +94,4 @@ jobs:
           path: staging
 
     env:
-      MAVEN_OPTS: -Xmx10G
\ No newline at end of file
+      MAVEN_OPTS: -Xmx512m
\ No newline at end of file
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 4ef94b1d..55ba46d1 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -17,4 +17,4 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
     env:
-      MAVEN_OPTS: -Xmx10G
\ No newline at end of file
+      MAVEN_OPTS: -Xmx512m
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index ece17cce..c6879b10 100644
--- a/pom.xml
+++ b/pom.xml
@@ -145,12 +145,12 @@
 		<dependency>
 			<groupId>de.topobyte</groupId>
 			<artifactId>osm4j-pbf</artifactId>
-			<version>1.2.0</version>
+			<version>1.3.0</version>
 		</dependency>
 		<dependency>
 			<groupId>de.topobyte</groupId>
 			<artifactId>osm4j-geometry</artifactId>
-			<version>1.2.0</version>
+			<version>1.3.0</version>
 		</dependency>
 
 		<dependency>
@@ -294,7 +294,7 @@
 				<configuration>
 					<forkCount>1</forkCount>
 					<!-- avoid out of memory errors: -->
-					<argLine>@{argLine} -Xmx9500m -Djava.awt.headless=true -Dmatsim.preferLocalDtds=true</argLine>
+					<argLine>@{argLine} -Xmx6500m -Djava.awt.headless=true -Dmatsim.preferLocalDtds=true</argLine>
 					<!--necessary in tu berlin gitlab. BUT not good in other places, so solve by command line switch only where needed.  kai, nov'18-->
 					<!--<useSystemClassLoader>false</useSystemClassLoader>-->
 				</configuration>
@@ -400,7 +400,7 @@
 					<failsOnError>true</failsOnError>
 					<failOnViolation>true</failOnViolation>
 					<linkXRef>false</linkXRef>
-					<excludes>**/legacy/**,**/prepare/network/**</excludes>
+					<excludes>**/legacy/**,**/prepare/network/**,**/prepare/counts/CreateCountsFromVMZOld.java</excludes>
 				</configuration>
 				<executions>
 					<execution>