diff --git a/.circleci/config.yml b/.circleci/config.yml
index 65be51b2bd..e2140dc0fe 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -29,7 +29,7 @@ var_4_win: &cache_key_win_fallback v5-angular-win-node-12.0-
 
 # Cache key for the Material unit tests job. **Note** when updating the SHA in the cache keys,
 # also update the SHA for the "MATERIAL_REPO_COMMIT" environment variable.
-var_5: &material_unit_tests_cache_key v4-angular-material-d4bf7be64b03a2cfdaaf6f045cfc7c72de6470c2
+var_5: &material_unit_tests_cache_key v4-angular-material-818a8c7d6bb3f25d0637e5d6462cf9a84403b78f
 var_6: &material_unit_tests_cache_key_fallback v4-angular-material-
 
 # Workspace initially persisted by the `setup` job, and then enhanced by `build-npm-packages` and
diff --git a/.circleci/env.sh b/.circleci/env.sh
index 19de7c0f75..1d4f20a61e 100755
--- a/.circleci/env.sh
+++ b/.circleci/env.sh
@@ -84,7 +84,7 @@ setPublicVar MATERIAL_REPO_TMP_DIR "/tmp/material2"
 setPublicVar MATERIAL_REPO_URL "https://github.com/angular/material2.git"
 setPublicVar MATERIAL_REPO_BRANCH "master"
 # **NOTE**: When updating the commit SHA, also update the cache key in the CircleCI "config.yml".
-setPublicVar MATERIAL_REPO_COMMIT "d4bf7be64b03a2cfdaaf6f045cfc7c72de6470c2"
+setPublicVar MATERIAL_REPO_COMMIT "818a8c7d6bb3f25d0637e5d6462cf9a84403b78f"
 
 # Source `$BASH_ENV` to make the variables available immediately.
 source $BASH_ENV;