diff --git a/.travis/cache_file.sh b/.travis/cache_file.sh
index 0b4c573b4f..c98584afdd 100755
--- a/.travis/cache_file.sh
+++ b/.travis/cache_file.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-set -ex
+set -e
 
 if [ -z "$CACHEDIR" ]
 then