diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 44a9e40a0..bc8178ef6 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,7 @@
+1999-06-16  Jim Blandy  <jimb@zwingli.cygnus.com>
+
+	* ports.h: #include <sys/types.h>, to get a definition for `off_t'.
+
 1999-06-15  Jim Blandy  <jimb@savonarola.red-bean.com>
 
 	* stime.c (bdtime2c): Initialize lt->gmtoff and lt->tm_zone from