diff --git a/toolchains/msys2-m32-toolchain.cmake b/toolchains/msys2-m32-toolchain.cmake
index 21baf503..111122a9 100644
--- a/toolchains/msys2-m32-toolchain.cmake
+++ b/toolchains/msys2-m32-toolchain.cmake
@@ -15,4 +15,4 @@ set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) # Find programs on host
 set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) # Find libs in target
 set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) # Find includes in target
 
-set (MINGW_FLAG "-m64")
+set (MINGW_FLAG "-m32")