diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 5c6a40b9..c0db84de 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -11,7 +11,6 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "(GNU|Clang)")
 		-Wcast-qual
 		-Wconversion
 		-Wctor-dtor-privacy
-		-Wdeprecated-register
 		-Wdisabled-optimization
 		-Werror
 		-Wextra
@@ -44,6 +43,7 @@ endif()
 if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
 	add_definitions(
 		-Wc++11-compat
+		-Wdeprecated-register
 	)
 endif()