diff --git a/src/coreclr/jit/gentree.h b/src/coreclr/jit/gentree.h
index 7eeb3b0f57bd2a..992a2cb1c0f38a 100644
--- a/src/coreclr/jit/gentree.h
+++ b/src/coreclr/jit/gentree.h
@@ -7661,7 +7661,7 @@ inline bool GenTree::IsSIMDZero() const
 //
 inline bool GenTree::IsFloatPositiveZero() const
 {
-    return !(IsCnsNonZeroFltOrDbl());
+    return IsCnsFltOrDbl() && !IsCnsNonZeroFltOrDbl();
 }
 
 //-------------------------------------------------------------------