diff --git a/fishy/gui/config_top.py b/fishy/gui/config_top.py
index e682231..079f7a1 100644
--- a/fishy/gui/config_top.py
+++ b/fishy/gui/config_top.py
@@ -90,6 +90,8 @@ def start_fullfisher_config(gui: 'GUI'):
     ttk.Label(controls_frame, text="Use semi-fisher config for rest").grid(row=row, column=0, columnspan=2, pady=(20, 0))
 
     controls_frame.pack(padx=(5, 5), pady=(5, 10))
+    controls_frame.update()
+
     top.start()
 
 
@@ -149,6 +151,8 @@ def start_semifisher_config(gui: 'GUI'):
     jitter.grid(row=5, column=1)
 
     controls_frame.pack(padx=(5, 5), pady=(5, 5))
+    controls_frame.update()
+
     top.start()
 
 
diff --git a/fishy/helper/popup.py b/fishy/helper/popup.py
index bcac143..de0a3a5 100644
--- a/fishy/helper/popup.py
+++ b/fishy/helper/popup.py
@@ -29,6 +29,7 @@ class PopUp(Toplevel):
         self.running = False
 
     def start(self):
+        self.minsize(self.winfo_width(), self.winfo_height())
         self.grab_set()
         center(self)
         while self.running: