diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index bdcb25d06..463d65963 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -94,14 +94,13 @@ endif()
 
 add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS})
 set_target_properties(glfw PROPERTIES
+                      C_STANDARD 99
                       OUTPUT_NAME ${GLFW_LIB_NAME}
                       VERSION ${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR}
                       SOVERSION ${GLFW_VERSION_MAJOR}
                       POSITION_INDEPENDENT_CODE ON
                       FOLDER "GLFW3")
 
-target_compile_features(glfw PRIVATE c_std_99)
-
 target_compile_definitions(glfw PRIVATE _GLFW_USE_CONFIG_H)
 target_include_directories(glfw PUBLIC
                            "$<BUILD_INTERFACE:${GLFW_SOURCE_DIR}/include>"