1 files changed, 1 insertions, 1 deletions
diff --git a/pp_sys.c b/pp_sys.c
index ed7030700a..2ec8191336 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -1517,7 +1517,7 @@ PP(pp_sysread)
     int fp_utf8;
     Size_t got = 0;
     Size_t wanted;
-    bool charstart = NULL;
+    bool charstart = FALSE;
     STRLEN skip;
     STRLEN charskip;