diff --git a/SPIRV/hex_float.h b/SPIRV/hex_float.h
index 905b21a4..8be8e9f7 100644
--- a/SPIRV/hex_float.h
+++ b/SPIRV/hex_float.h
@@ -784,8 +784,8 @@ inline std::istream& ParseNormalFloat(std::istream& is, bool negate_value,
   if (val.isInfinity()) {
     // Fail the parse.  Emulate standard behaviour by setting the value to
     // the closest normal value, and set the fail bit on the stream.
-    value.set_value((value.isNegative() | negate_value) ? T::lowest()
-                                                        : T::max());
+    value.set_value((value.isNegative() || negate_value) ? T::lowest()
+                                                         : T::max());
     is.setstate(std::ios_base::failbit);
   }
   return is;