diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7dff15c54..c6ba361dc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,7 +47,7 @@ if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE debug)
 endif()
 
-set(CMAKE_C_FLAGS         "${CMAKE_C_FLAGS} -Wall -Wextra -std=gnu99")
+set(CMAKE_C_FLAGS         "${CMAKE_C_FLAGS} -Wall -Wextra -std=gnu99 -fno-strict-aliasing")
 set(CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG")
 set(CMAKE_C_FLAGS_PACKAGE "-g -O3 -DNDEBUG")
 set(CMAKE_C_FLAGS_DEBUG   "-g -Og")