diff --git a/tinygrad/engine/schedule.py b/tinygrad/engine/schedule.py
index 7734fb2d93..49aa297e92 100644
--- a/tinygrad/engine/schedule.py
+++ b/tinygrad/engine/schedule.py
@@ -359,6 +359,8 @@ fix_kernel_ops = PatternMatcher([
   # remove CONTIGUOUS/DEVICE
   (UPat(Ops.CONTIGUOUS, src=(UPat.var("x"),)), lambda x: x),
   (UPat(Ops.VIEW, name="view", src=(UPat(Ops.DEVICE),)), lambda view: view.replace(src=())),
+  # remove unmasked valid
+  (UPat.where(UPat(Ops.VALID, name="valid"), UPat.cvar("x"), UPat()), lambda valid,x: x if all(v.mask is None for v in valid.st.views) else None),
   # no ImageDType after load
   (UPat(GroupOp.All-{Ops.DEFINE_GLOBAL}, name="x"), lambda x: x.replace(dtype=x.dtype.base) if isinstance(x.dtype, ImageDType) else None),
   # if this kernel also assigns to the loaded buffer, ensure we can index it correctly