diff --git a/channels/rdpecam/common/rdpecam-utils.h b/channels/rdpecam/common/rdpecam-utils.h
index b1a81a8bf..080cb0527 100644
--- a/channels/rdpecam/common/rdpecam-utils.h
+++ b/channels/rdpecam/common/rdpecam-utils.h
@@ -310,7 +310,7 @@ static inline bool rdpecam_valid_CamPropertySet_(UINT8 val, wLog* log, const cha
 static inline bool rdpecam_valid_CamPropertyCapabilities_(UINT32 val, wLog* log, const char* file,
                                                           const char* fkt, size_t line)
 {
-	if ((val & ~(CAM_PROPERTY_CAPABILITY_Manual | CAM_PROPERTY_CAPABILITY_Auto)) != 0)
+	if ((val & ~((UINT32)CAM_PROPERTY_CAPABILITY_Manual | CAM_PROPERTY_CAPABILITY_Auto)) != 0)
 	{
 		rdpecam_PrintWarning(log, file, fkt, line, "Invalid CAM_PROPERTY_CAPABILITIES %" PRIu8,
 		                     val);