diff --git a/config.nims b/config.nims
index cbe919b53..83809ac63 100644
--- a/config.nims
+++ b/config.nims
@@ -194,7 +194,6 @@ switch("hint", "XCannotRaiseY:off")
 #--define:chronosFutureTracking
 
 --define:kzgExternalBlst
---define:kzgExternalBlstNoSha256
 
 # ############################################################
 #
diff --git a/vendor/nim-blscurve b/vendor/nim-blscurve
index 48d8668c5..d3920425c 160000
--- a/vendor/nim-blscurve
+++ b/vendor/nim-blscurve
@@ -1 +1 @@
-Subproject commit 48d8668c5a9a350d3a7ee0c3713ef9a11980a40d
+Subproject commit d3920425c5c02b0a7766045c064c888cd5b83e72