diff --git a/CMakeLists.txt b/CMakeLists.txt
index e173dd7..ee25365 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,7 +121,7 @@ string(REGEX REPLACE ".*#define[ \t]+ZLIB_VERSION[ \t]+\"([0-9A-Za-z.]+)\".*"
 if(MINGW)
     # This gets us DLL resource information when compiling on MinGW.
     add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj
-                       COMMAND windres.exe
+                       COMMAND ${CMAKE_RC_COMPILER}
                             -D GCC_WINDRES
                             -I ${CMAKE_CURRENT_SOURCE_DIR}
                             -I ${CMAKE_CURRENT_BINARY_DIR}