diff --git a/.travis.yml b/.travis.yml
index 775da6a597d..43975266388 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -150,7 +150,8 @@ script:
   - docker buildx version
   # run integration tests defined in maven pom.xml
   # WARN: Travis will timeout after 10 minutes of no stdout/stderr activity, which is problematic with mvn --quiet.
-  - mvn -e --no-snapshot-updates --quiet --batch-mode --show-version clean install -Dorg.slf4j.simpleLogger.defaultLogLevel=error
+  # show "error" only to reduce the log size
+  - mvn -e --no-snapshot-updates --quiet --batch-mode --show-version clean install -Dorg.slf4j.simpleLogger.defaultLogLevel=error 2>&1 | grep -i error
   #- mvn -e --no-snapshot-updates --quiet --batch-mode --show-version verify -Psamples -Dorg.slf4j.simpleLogger.defaultLogLevel=error
 after_success:
   # push to maven repo