diff --git a/tests/script/coverage_test.sh b/tests/script/coverage_test.sh
index 535b6802f25c1a94549ae9ea5fbb67f08601f258..e1bd5e8648a0a7da4deebfbad8f3604ef504a5c7 100755
--- a/tests/script/coverage_test.sh
+++ b/tests/script/coverage_test.sh
@@ -171,7 +171,7 @@ function runJDBCCases() {
 	cd $JDBC_DIR
 	git checkout -- .
 	git reset --hard HEAD
-	git checkout main
+	git checkout 3.0
 	git pull
 
 	stopTaosd