diff --git a/.github/workflows/ci_macos.yaml b/.github/workflows/ci_macos.yaml
index 1113b634f..6dbbee82b 100644
--- a/.github/workflows/ci_macos.yaml
+++ b/.github/workflows/ci_macos.yaml
@@ -52,7 +52,7 @@ jobs:
           store_cache: ${{ github.ref == 'refs/heads/master' }}
           update_packager_index: false
           ccache_options: |
-            max_size=2G
+            max_size=1G
 
       - name: Install boost
         env:
diff --git a/.github/workflows/ci_ubuntu.yaml b/.github/workflows/ci_ubuntu.yaml
index 2c15dd767..704ab0630 100644
--- a/.github/workflows/ci_ubuntu.yaml
+++ b/.github/workflows/ci_ubuntu.yaml
@@ -47,7 +47,7 @@ jobs:
           store_cache: ${{ github.ref == 'refs/heads/master' }}
           update_packager_index: false
           ccache_options: |
-            max_size=2G
+            max_size=1G
 
       - name: Install boost
         env: