diff --git a/engine/src/flutter/.ci.yaml b/engine/src/flutter/.ci.yaml
index 3f80069bb6b..487a0a6add7 100644
--- a/engine/src/flutter/.ci.yaml
+++ b/engine/src/flutter/.ci.yaml
@@ -130,7 +130,8 @@ targets:
         ]
       ignore_cache_paths: >-
         [
-          "builder/src/flutter/prebuilts/SDKs"
+          "builder/src/flutter/prebuilts/SDKs",
+          "builder/src/flutter/prebuilts/Library"
         ]
       gclient_variables: >-
         {