diff --git a/.travis.yml b/.travis.yml
index e1dcf13fd..3ff360d33 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,7 +25,7 @@ env:
 # Trusty (aka 14.04) is way way too old, so run in docker...
 script:
   - docker pull cdecker/lightning-ci:${ARCH}bit | tee
-  - env | grep -E '^[A-Z_]+\=' | tee /tmp/envlist
+  - env | grep -E '^[A-Z_]+\=' | grep -vi travis | tee /tmp/envlist
   - echo SLOW_MACHINE=1 >> /tmp/envlist
   - docker run --rm=true --env-file=/tmp/envlist -v "${TRAVIS_BUILD_DIR}":/build -t cdecker/lightning-ci:${ARCH}bit ./configure CC=${COMPILER:-gcc}
   - $SOURCE_CHECK_ONLY || docker run --rm=true --env-file=/tmp/envlist -v "${TRAVIS_BUILD_DIR}":/build -t cdecker/lightning-ci:${ARCH}bit make -j3