diff --git a/log.c b/log.c
index 1792359..5a4754b 100644
--- a/log.c
+++ b/log.c
@@ -16,6 +16,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include "gmid.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>