diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 5b55cd9..6fe8bde 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -54,7 +54,7 @@ if( WIN32 )
 	add_definitions( -D_WIN32 )
 	set( SYS_LIBS winmm )
 else()
-	set( SYS_LIBS dl )
+	set( SYS_LIBS ${CMAKE_DL_LIBS} )
 endif() 
 
 include_directories( "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/zmusic" "${CMAKE_CURRENT_SOURCE_DIR}/../include" "${CMAKE_CURRENT_SOURCE_DIR}/../thirdparty/dumb/include" "${ZLIB_INCLUDE_DIR}" "${ADL_INCLUDE_DIR}" "${OPN_INCLUDE_DIR}" "${TIMIDITYPP_INCLUDE_DIR}" "${TIMIDITY_INCLUDE_DIR}" "${WILDMIDI_INCLUDE_DIR}" "${OPLSYNTH_INCLUDE_DIR}" "${GME_INCLUDE_DIR}" )
diff --git a/thirdparty/wildmidi/wildmidi/wildmidi_lib.h b/thirdparty/wildmidi/wildmidi/wildmidi_lib.h
index e969da3..09fbe71 100644
--- a/thirdparty/wildmidi/wildmidi/wildmidi_lib.h
+++ b/thirdparty/wildmidi/wildmidi/wildmidi_lib.h
@@ -28,6 +28,7 @@
 #define WILDMIDI_LIB_H
 
 #include "../../../source/zmusic/fileio.h"
+#include <stdarg.h>
 
 namespace WildMidi
 {