diff --git a/tests/remotefilelog-datapack.py b/tests/remotefilelog-datapack.py
--- a/tests/remotefilelog-datapack.py
+++ b/tests/remotefilelog-datapack.py
@@ -272,9 +272,6 @@
         """Test that we remember the most recent packs while fetching the delta
         chain."""
 
-        # TODO(T23454758) reenable this when it starts passing on our CI infra
-        return True
-
         packdir = self.makeTempDir()
         deltachains = []