diff --git a/config.mak.uname b/config.mak.uname
index 7bdf86d2aa..399fe19271 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -499,7 +499,6 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
 	NO_REGEX = YesPlease
 	NO_PYTHON = YesPlease
-	BLK_SHA1 = YesPlease
 	ETAGS_TARGET = ETAGS
 	NO_INET_PTON = YesPlease
 	NO_INET_NTOP = YesPlease