diff --git a/CMakeLists.txt b/CMakeLists.txt
index b74239e4b7b7392db03ec67ffa08fd93eee627fc..38f577a1d39bd62fe1344765d05c0138d317b0aa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,8 +31,8 @@ if(${CMAKE_C_COMPILER_ID} MATCHES "Clang" OR ${CMAKE_CXX_COMPILER_ID} MATCHES "C
 endif()
 
 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
-	set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wno-unused-function -Werror-implicit-function-declaration -Wno-missing-field-initializers ${CMAKE_CXX_FLAGS}")
-	set(CMAKE_C_FLAGS "-Wall -Wextra -Wno-unused-function -Werror-implicit-function-declaration ${CMAKE_C_FLAGS} -std=gnu99")
+	set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wno-unused-function -Werror-implicit-function-declaration -Wno-missing-field-initializers ${CMAKE_CXX_FLAGS} -fno-strict-aliasing")
+	set(CMAKE_C_FLAGS "-Wall -Wextra -Wno-unused-function -Werror-implicit-function-declaration ${CMAKE_C_FLAGS} -std=gnu99 -fno-strict-aliasing")
 
 	option(USE_LIBC++ "Use libc++ instead of libstdc++" ${APPLE})
 	if(USE_LIBC++)