1 files changed, 4 insertions, 2 deletions
diff --git a/ui/gtk/tcp_graph.c b/ui/gtk/tcp_graph.c
index 5dec596645..3e181d2f2b 100644
--- a/ui/gtk/tcp_graph.c
+++ b/ui/gtk/tcp_graph.c
@@ -48,6 +48,7 @@
 #include <epan/stat_groups.h>
 #include "ui/tap-tcp-stream.h"
 #include <wsutil/utf8_entities.h>
+#include <wsutil/strtoi.h>
 
 #include "ui/gtk/gui_utils.h"
 #include "ui/gtk/dlg_utils.h"
@@ -4495,10 +4496,11 @@ static void wscale_make_elmtlist(struct gtk_graph *g)
 static int rint(double x)
 {
     char *buf;
-    int   i, dec, sig;
+    int i = 0;
+    int dec, sig;
 
     buf = _fcvt(x, 0, &dec, &sig);
-    i = atoi(buf);
+    ws_strtoi32(buf, NULL. &i);
     if (sig == 1) {
         i = i * -1;
     }