diff --git a/lib/util/closefrom.c b/lib/util/closefrom.c
index 7990354f9..625c48eb3 100644
--- a/lib/util/closefrom.c
+++ b/lib/util/closefrom.c
@@ -33,7 +33,6 @@
 #include <fcntl.h>
 #include <limits.h>
 #ifdef HAVE_PSTAT_GETPROC
-# include <sys/param.h>
 # include <sys/pstat.h>
 #else
 # ifdef HAVE_DIRENT_H