diff --git a/mlir/lib/Dialect/StandardOps/IR/Ops.cpp b/mlir/lib/Dialect/StandardOps/IR/Ops.cpp
--- a/mlir/lib/Dialect/StandardOps/IR/Ops.cpp
+++ b/mlir/lib/Dialect/StandardOps/IR/Ops.cpp
@@ -1315,7 +1315,7 @@
   if (inputs.size() != 1 || outputs.size() != 1)
     return false;
   Type a = inputs.front(), b = outputs.front();
-  if (a.isa<FloatType>() && b.isSignlessInteger())
+  if (a.isa<FloatType>() && (b.isSignlessInteger() || a.isUnsignedInteger()))
     return true;
   return areVectorCastSimpleCompatible(a, b, areCastCompatible);
 }
@@ -1992,7 +1992,7 @@
   if (inputs.size() != 1 || outputs.size() != 1)
     return false;
   Type a = inputs.front(), b = outputs.front();
-  if (a.isSignlessInteger() && b.isa<FloatType>())
+  if ((a.isSignlessInteger() || a.isUnsignedInteger()) && b.isa<FloatType>())
     return true;
   return areVectorCastSimpleCompatible(a, b, areCastCompatible);
 }