diff --git a/tests/nixos/fetch-git/test-cases/http-simple/default.nix b/tests/nixos/fetch-git/test-cases/http-simple/default.nix
index 1bd5bbba2..333ee45fd 100644
--- a/tests/nixos/fetch-git/test-cases/http-simple/default.nix
+++ b/tests/nixos/fetch-git/test-cases/http-simple/default.nix
@@ -8,7 +8,7 @@
       && {repo.git} commit -m 'commit1'
     """)
 
-    # memoize the revision
+    # save the revision
     rev1 = client.succeed(f"""
       {repo.git} rev-parse HEAD
     """).strip()
diff --git a/tests/nixos/fetch-git/test-cases/ssh-simple/default.nix b/tests/nixos/fetch-git/test-cases/ssh-simple/default.nix
index 0e4494ae0..f2deca141 100644
--- a/tests/nixos/fetch-git/test-cases/ssh-simple/default.nix
+++ b/tests/nixos/fetch-git/test-cases/ssh-simple/default.nix
@@ -8,7 +8,7 @@
       && {repo.git} commit -m 'commit1'
     """)
 
-    # memoize the revision
+    # save the revision
     rev1 = client.succeed(f"""
       {repo.git} rev-parse HEAD
     """).strip()