diff --git a/src/modules/notification/e_mod_popup.c b/src/modules/notification/e_mod_popup.c
index b2bcfa8af..0a38d22a2 100644
--- a/src/modules/notification/e_mod_popup.c
+++ b/src/modules/notification/e_mod_popup.c
@@ -338,13 +338,18 @@ _notification_popup_refresh(Popup_Data *popup)
           }
         else
           {
-             endptr++;
-             if (endptr)
+             if (!endptr[0])
+               height = width;
+             else
                {
-                  height = strtol(endptr, NULL, 10);
-                  if (errno || (height < 1)) height = 80;
+                  endptr++;
+                  if (endptr[0])
+                    {
+                       height = strtol(endptr, NULL, 10);
+                       if (errno || (height < 1)) height = width;
+                    }
+                  else height = width;
                }
-             else height = 80;
           }
      }