diff --git a/README.md b/README.md
index 4fddcd1..247d8c9 100644
--- a/README.md
+++ b/README.md
@@ -32,3 +32,5 @@ You can create file in lua/mapvote/client/plugins and lua/mapvote/server/plugins
 | MapVote_ChangeMap       | Called just before mapvote changes the map, return false to skip                   | map     | server |
 | MapVote_RTVStart        | Called when the vote has been rocked, return false to prevent map vote starting    |         | server |
 | MapVote_Loaded          | Called when all lua files for mapvote have been loaded                             |         | shared |
+| MapVote_VotePanelOpened | Called when the vote panel is shown                                                |         | client |
+| MapVote_VotePanelClosed | Called when the vote panel is hidden                                               |         | client |
diff --git a/lua/mapvote/client/modules/map_vote.lua b/lua/mapvote/client/modules/map_vote.lua
index 039788d..f9fdc50 100644
--- a/lua/mapvote/client/modules/map_vote.lua
+++ b/lua/mapvote/client/modules/map_vote.lua
@@ -28,6 +28,14 @@ function MapVote.StartVote( maps, endTime )
     frame:SetTitle( "" )
     frame:SetHideOnClose( true )
 
+    frame.OnVisibilityChanged = function( _, visible )
+        if visible then
+            hook.Run( "MapVote_VotePanelOpened" )
+        else
+            hook.Run( "MapVote_VotePanelClosed" )
+        end
+    end
+
     local infoRow = vgui.Create( "Panel", frame ) --[[@as DPanel]]
     infoRow:Dock( TOP )
     infoRow:SetTall( 40 )
@@ -85,6 +93,7 @@ function MapVote.StartVote( maps, endTime )
     MapVote.Panel = frame
 
     hook.Run( "MapVote_VoteStarted" )
+    hook.Run( "MapVote_VotePanelOpened" )
 end
 
 hook.Add( "Tick", "MapVote_RequestState", function()
diff --git a/lua/mapvote/client/vgui/frame.lua b/lua/mapvote/client/vgui/frame.lua
index 9af3aa0..90ea719 100644
--- a/lua/mapvote/client/vgui/frame.lua
+++ b/lua/mapvote/client/vgui/frame.lua
@@ -107,4 +107,13 @@ function PANEL:ApplyBlur()
     surface.DrawTexturedRect( -x, -y, ScrW(), ScrH())
 end
 
+local basePanel = baseclass.Get( "Panel" )
+
+function PANEL:SetVisible( v )
+    self:OnVisibilityChanged( v )
+    return basePanel.SetVisible( self, v )
+end
+
+function PANEL:OnVisibilityChanged( _ ) end
+
 vgui.Register( "MapVote_Frame", PANEL, "DFrame" )