diff --git a/ci/build-linux.yml b/ci/build-linux.yml
index 4a4a218..93dd54e 100644
--- a/ci/build-linux.yml
+++ b/ci/build-linux.yml
@@ -12,6 +12,7 @@ params:
 caches:
   - path: "./repo/target"
   - path: "./repo/.cargo-config"
+  - path: "./repo/.rustup-config"
 
 inputs:
 - name: repo
diff --git a/ci/test.yml b/ci/test.yml
index 9237d51..ccaa940 100644
--- a/ci/test.yml
+++ b/ci/test.yml
@@ -12,6 +12,7 @@ params:
 caches:
   - path: "./repo/target"
   - path: "./repo/.cargo-config"
+  - path: "./repo/.rustup-config"
 
 inputs:
 - name: repo