diff --git a/libguile/stime.c b/libguile/stime.c
index 12c5a1b46..53cffc356 100644
--- a/libguile/stime.c
+++ b/libguile/stime.c
@@ -42,6 +42,10 @@
 
 
 
+#if HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
 #include <stdio.h>
 #include <errno.h>