diff --git a/sonar-project.properties b/sonar-project.properties
index 05bed6ec2f5c08b529e8d310470d96a779854d1a..45670cc4659d29f9badf6419ed16dbe2cceba60f 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -5,10 +5,11 @@ sonar.host.url=https://s34.datalab.tuwien.ac.at
 sonar.projectVersion=1.4.4
 # general
 sonar.qualitygate.wait=true
+sonar.projectCreation.mainBranchName=master
 # java services
 sonar.sources=./dbrepo-metadata-service/test/src/main,./dbrepo-metadata-service/services/src/main,./dbrepo-metadata-service/repositories/src/main,./dbrepo-metadata-service/rest-service/src/main,./dbrepo-metadata-service/api/src/main,./dbrepo-metadata-service/oai/src/main,./dbrepo-metadata-service/entities/src/main,./dbrepo-data-service/services/src/main,./dbrepo-data-service/rest-service/src/main,./dbrepo-data-service/querystore/src/main
 sonar.java.binaries=./dbrepo-metadata-service/test/target/classes,./dbrepo-metadata-service/services/target/classes,./dbrepo-metadata-service/repositories/target/classes,./dbrepo-metadata-service/rest-service/target/classes,./dbrepo-metadata-service/api/target/classes,./dbrepo-metadata-service/oai/target/classes,./dbrepo-metadata-service/entities/target/classes,./dbrepo-data-service/services/target/classes,./dbrepo-data-service/rest-service/target/classes,./dbrepo-data-service/querystore/target/classes
 sonar.junit.reportPaths=./dbrepo-metadata-service/rest-service/target/surefire-reports,./dbrepo-data-service/rest-service/target/surefire-reports
 sonar.coverage.jacoco.xmlReportPaths=./dbrepo-metadata-service/report/target/site/jacoco-aggregate/jacoco.xml,./dbrepo-data-service/report/target/site/jacoco-aggregate/jacoco.xml
 # python services
-sonar.python.version=3.11
\ No newline at end of file
+sonar.python.version=3.11