diff --git a/libmikktspace/CMakeLists.txt b/libmikktspace/CMakeLists.txt
index 7c0e879e53..2ca07ddf4d 100644
--- a/libmikktspace/CMakeLists.txt
+++ b/libmikktspace/CMakeLists.txt
@@ -3,7 +3,7 @@ project(mikktspace)
 set(PROJECT_VERSION_MAJOR "0")
 set(PROJECT_VERSION_MINOR "1")
 set(PROJECT_VERSION_PATCH "0")
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -std=c11")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -std=c1x")
 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_DEBUG} -ggdb -DDEBUG")
 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_RELEASE} -O2")
 set(SOURCES mikktspace.h mikktspace.c)