diff --git a/apps/ci/mac/ci-compile.sh b/apps/ci/mac/ci-compile.sh
index 9e5bb670f..b8bbf8a67 100755
--- a/apps/ci/mac/ci-compile.sh
+++ b/apps/ci/mac/ci-compile.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 export CCACHE_CPP2=true
-export CCACHE_MAXSIZE='5G'
+export CCACHE_MAXSIZE='2G'
 export CCACHE_COMPRESS=1
 ccache -s