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-rwxr-xr-xtests/test-execl.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/test-execl.sh b/tests/test-execl.sh
index ed36bf8ff0..74ab56f452 100755
--- a/tests/test-execl.sh
+++ b/tests/test-execl.sh
@@ -38,7 +38,7 @@ argv[9] = |foo|
argv[10] = ||
EOF
-: ${DIFF=diff}
+: "${DIFF=diff}"
${DIFF} test-execl.ok test-execl.out
result=$?