diff --git a/build.sh b/build.sh
index 6a3493efc8..c6cd8f7cd2 100644
--- a/build.sh
+++ b/build.sh
@@ -4,7 +4,7 @@ set -x
 
 echo Commit hash: ${ghprbActualCommit}
 echo Changes in this commit:
-export COMMIT_CHANGES=`git diff --name-only --stat origin/master`
+export COMMIT_CHANGES="`git diff --name-only --stat origin/master`"
 echo ${COMMIT_CHANGES}
 
 wget --quiet https://raw.githubusercontent.com/KSP-CKAN/CKAN/master/bin/ckan-validate.py -O ckan-validate.py