diff --git a/tinygrad/renderer/ptx.py b/tinygrad/renderer/ptx.py
index 5f957fbdcc..1fd63ee8d9 100644
--- a/tinygrad/renderer/ptx.py
+++ b/tinygrad/renderer/ptx.py
@@ -38,6 +38,7 @@ doesnt_support_half: tuple[Ops, ...] = tuple(op for op in asm_for_op.keys() if o
 ptx_matcher = PatternMatcher([
   # bool CMPNE is XOR, bool CMPLT is XOR+AND (universal makes this slow, this is for renderer only)
   (UPat.var('x', dtype=dtypes.bool).ne(UPat.var('y')), lambda x,y: x^y),
+  (UPat.var('x', dtype=dtypes.bool).alu(Ops.CMPEQ, UPat.var('y')), lambda x,y: (x^y)^True),
   (UPat.var('x', dtype=dtypes.bool)<UPat.var('y'), lambda x,y: (x^True)&y),
   # upcast to float32 all the ops that don't support half
   (UPat(doesnt_support_half, dtype=dtypes.half, name="x"),