diff --git a/codeGrader/backend/api/app.py b/codeGrader/backend/api/app.py
index 615613d..9b4d9a9 100644
--- a/codeGrader/backend/api/app.py
+++ b/codeGrader/backend/api/app.py
@@ -537,6 +537,7 @@ def addSubmission() -> dict:
 
 
 @app.route("/submission/<int:id_>", methods=["GET"])
+@cache.memoize(config.cache_timeout, unless=cache_bypass)
 @authentication
 def submission(id_) -> dict:
     """
@@ -551,6 +552,7 @@ def submission(id_) -> dict:
 
 
 @app.route("/submissions", methods=['GET'])
+@cache.cached(config.cache_timeout, unless=cache_bypass, query_string=True)
 @authentication
 def submissions() -> dict:
     """