diff --git a/etc/config/copyright-exclude b/etc/config/copyright-exclude
index e99f55fd83..56a63c2dc9 100644
--- a/etc/config/copyright-exclude
+++ b/etc/config/copyright-exclude
@@ -24,6 +24,7 @@
 .zip
 .dat
 .lua
+.md
 travis.sh
 .travis.yml
 /docs/src/main/docbook/inc/modules_table_footer.src
diff --git a/etc/travis/travis.sh b/etc/travis/travis.sh
index d4c9c08c82..1e6d303f42 100644
--- a/etc/travis/travis.sh
+++ b/etc/travis/travis.sh
@@ -28,7 +28,9 @@ PING_LOOP_PID=$!
 mvn -version
 
 if [ "$1" = "glassfish-copyright:check" ]; then
-    mvn $1
+    # Next line should be removed. This is only to know why does it fail.
+    mvn -e glassfish-copyright:copyright
+    mvn -e $1
 else
     mvn -e -U -B clean install $1 >> $BUILD_OUTPUT 2>&1
 fi