diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fcd1228..7901c9a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
         path: |
           .build
           ~/.cache/org.swift.swiftpm
-        key: ${{ runner.os }}-spm-${{ hashFiles('**/Package.resolved') }}
+        key: ${{ runner.os }}-spm-v1
         restore-keys: |
           ${{ runner.os }}-spm-