diff --git a/.ci/travis/linux/docker-build-test.sh b/.ci/travis/linux/docker-build-test.sh
index ef9b1315d0f..3a90089027c 100755
--- a/.ci/travis/linux/docker-build-test.sh
+++ b/.ci/travis/linux/docker-build-test.sh
@@ -6,7 +6,7 @@ set -e
 # Setup ccache
 ##############
 export CCACHE_TEMPDIR=/tmp
-ccache -M 500M
+ccache -M 1G
 
 # Temporarily uncomment to debug ccache issues
 # export CCACHE_LOGFILE=/tmp/cache.debug