diff --git a/.travis.yml b/.travis.yml
index de3b350a5..983728779 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -78,7 +78,7 @@ script:
       (
         set -e
         cd macosx
-        env MACOSX_DEPLOYMENT_TARGET=10.10 ./build.sh
+        env ZERO_AR_DATE=1 MACOSX_DEPLOYMENT_TARGET=10.10 ./build.sh
         shasum -a 256 "${TRAVIS_TAG}.pkg" "${TRAVIS_TAG}-build-report.tbz"
       )
     fi