diff --git a/astlpc.c b/astlpc.c
index 0acc39b..3ea58aa 100644
--- a/astlpc.c
+++ b/astlpc.c
@@ -9,7 +9,6 @@
 #endif
 
 #include <assert.h>
-#include <err.h>
 #include <errno.h>
 #include <inttypes.h>
 #include <stdbool.h>