1 files changed, 1 insertions, 0 deletions

diff --git a/w32dm.c b/w32dm.c
index 89617c2c6..9bd1ce3f5 100644
--- a/w32dm.c
+++ b/w32dm.c
@@ -29,6 +29,7 @@
 #ifdef WIN32_ENABLE_DIRECTMUSIC_SUPPORT
 
 #include "ttd.h"
+#include "string.h"
 #include "sound.h"
 #include "hal.h"