diff --git a/widgets/graph.c b/widgets/graph.c
index 8b5e34b5..804471c8 100644
--- a/widgets/graph.c
+++ b/widgets/graph.c
@@ -229,6 +229,7 @@ graph_tell(Widget *widget, char *command)
                 d->lines[z][d->index] = d->box_height;
         }
     }
+    p_delete(&value);
 }
 
 Widget *