diff --git a/tinygrad/ops.py b/tinygrad/ops.py
index c99df8cce2..8ce2eb0869 100644
--- a/tinygrad/ops.py
+++ b/tinygrad/ops.py
@@ -531,15 +531,12 @@ class UPat(MathTrait):
   def any(*src): return UPatAny(src=src)
 
   @staticmethod
-  @functools.lru_cache(None)
-  def var(name:Optional[str]=None, dtype:Optional[DType]=None): return UPat(dtype=dtype, name=name)
+  def var(name:Optional[str]=None, dtype:Optional[Union[DType, Tuple[DType, ...]]]=None): return UPat(dtype=dtype, name=name)
   @staticmethod
-  @functools.lru_cache(None)
   def cvar(name:Optional[str]=None, dtype:Optional[DType]=None, vec=True):
     return UPat((UOps.CONST, UOps.VCONST) if vec else UOps.CONST, dtype=dtype, name=name)
   @staticmethod
-  @functools.lru_cache(None)
-  def const(dtype:Optional[DType], b:ConstType): return UPat(UOps.CONST, dtype=dtype, arg=b)
+  def const(dtype:Optional[Union[DType, Tuple[DType, ...]]], b:ConstType): return UPat(UOps.CONST, dtype=dtype, arg=b)
 
   # copied from UOp
   def cast(self, dtype=None): return UPat(UOps.CAST, dtype, (self,))
@@ -550,7 +547,7 @@ class UPat(MathTrait):
   @staticmethod
   def store(*src:UPat): return UPat(UOps.STORE, dtypes.void, src)
 
-  def const_like(self, b:ConstType|Variable|Tuple[ConstType]): return UPat.const(self.dtype, b)
+  def const_like(self, b:ConstType|Variable|Tuple[ConstType]): return UPat.const(self.dtype, cast(ConstType, b))
   def alu(self, arg, *src:UPat):
     asrc = (self,)+src
     return UPat(UOps.ALU, None if arg in {BinaryOps.CMPLT, BinaryOps.CMPNE} else asrc[-1].dtype, list(asrc) if arg in COMMUTATIVE else asrc, arg)