diff --git a/VotingPlugin/src/main/java/com/bencodez/votingplugin/commands/gui/player/VoteGUI.java b/VotingPlugin/src/main/java/com/bencodez/votingplugin/commands/gui/player/VoteGUI.java
index a74832731d..a1e75fe51b 100644
--- a/VotingPlugin/src/main/java/com/bencodez/votingplugin/commands/gui/player/VoteGUI.java
+++ b/VotingPlugin/src/main/java/com/bencodez/votingplugin/commands/gui/player/VoteGUI.java
@@ -180,6 +180,15 @@ public void onChat(CommandSender sender) {
 		// not available
 	}
 
+	static String getRequiredPermission(VotingPluginMain plugin, Player player, VotingPluginUser viewedUser) {
+		VotingPluginUser viewingUser = plugin.getVotingPluginUserManager().getVotingPluginUser(player);
+		String viewingUuid = viewingUser == null ? null : viewingUser.getUUID();
+		if (viewingUuid != null && viewedUser != null && viewingUuid.equals(viewedUser.getUUID())) {
+			return "VotingPlugin.Commands.Vote.GUI";
+		}
+		return "VotingPlugin.Commands.Vote.GUI.Other";
+	}
+
 	@Override
 	public void onChest(Player player) {
 		if (this.user == null) {
@@ -190,11 +199,7 @@ public void onChest(Player player) {
 			inv.dontClose();
 		}
 
-		if (player.getUniqueId().toString().equals(user.getUUID())) {
-			inv.requirePermission("VotingPlugin.Commands.Vote.GUI");
-		} else {
-			inv.requirePermission("VotingPlugin.Commands.Vote.GUI.Other");
-		}
+		inv.requirePermission(getRequiredPermission(plugin, player, user));
 
 		inv.addPlaceholder("points", "" + user.getPoints());
 		inv.addPlaceholder("player", user.getPlayerName());
diff --git a/VotingPlugin/src/test/java/com/bencodez/votingplugin/commands/gui/player/VoteGUIPermissionTest.java b/VotingPlugin/src/test/java/com/bencodez/votingplugin/commands/gui/player/VoteGUIPermissionTest.java
new file mode 100644
index 0000000000..2fa4dba26f
--- /dev/null
+++ b/VotingPlugin/src/test/java/com/bencodez/votingplugin/commands/gui/player/VoteGUIPermissionTest.java
@@ -0,0 +1,73 @@
+package com.bencodez.votingplugin.commands.gui.player;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.util.UUID;
+
+import org.bukkit.entity.Player;
+import org.junit.jupiter.api.Test;
+
+import com.bencodez.votingplugin.VotingPluginMain;
+import com.bencodez.votingplugin.user.UserManager;
+import com.bencodez.votingplugin.user.VotingPluginUser;
+
+class VoteGUIPermissionTest {
+
+	@Test
+	void ownGuiUsesVotingPluginIdentityWhenOfflineUuidDiffersFromBukkitUuid() {
+		VotingPluginMain plugin = mock(VotingPluginMain.class);
+		UserManager userManager = mock(UserManager.class);
+		Player player = mock(Player.class);
+		VotingPluginUser viewingUser = mock(VotingPluginUser.class);
+		VotingPluginUser viewedUser = mock(VotingPluginUser.class);
+		UUID bukkitUuid = UUID.fromString("11111111-1111-1111-1111-111111111111");
+		String offlineUuid = "22222222-2222-2222-2222-222222222222";
+
+		when(player.getUniqueId()).thenReturn(bukkitUuid);
+		when(plugin.getVotingPluginUserManager()).thenReturn(userManager);
+		when(userManager.getVotingPluginUser(player)).thenReturn(viewingUser);
+		when(viewingUser.getUUID()).thenReturn(offlineUuid);
+		when(viewedUser.getUUID()).thenReturn(offlineUuid);
+
+		assertNotEquals(player.getUniqueId().toString(), viewedUser.getUUID());
+		assertEquals("VotingPlugin.Commands.Vote.GUI",
+				VoteGUI.getRequiredPermission(plugin, player, viewedUser));
+	}
+
+	@Test
+	void nullUserUuidsNeverGrantSelfGuiPermission() {
+		VotingPluginMain plugin = mock(VotingPluginMain.class);
+		UserManager userManager = mock(UserManager.class);
+		Player player = mock(Player.class);
+		VotingPluginUser viewingUser = mock(VotingPluginUser.class);
+		VotingPluginUser viewedUser = mock(VotingPluginUser.class);
+
+		when(plugin.getVotingPluginUserManager()).thenReturn(userManager);
+		when(userManager.getVotingPluginUser(player)).thenReturn(viewingUser);
+		when(viewingUser.getUUID()).thenReturn(null);
+		when(viewedUser.getUUID()).thenReturn(null);
+
+		assertEquals("VotingPlugin.Commands.Vote.GUI.Other",
+				VoteGUI.getRequiredPermission(plugin, player, viewedUser));
+	}
+
+	@Test
+	void otherPlayerGuiStillRequiresOtherPermission() {
+		VotingPluginMain plugin = mock(VotingPluginMain.class);
+		UserManager userManager = mock(UserManager.class);
+		Player player = mock(Player.class);
+		VotingPluginUser viewingUser = mock(VotingPluginUser.class);
+		VotingPluginUser viewedUser = mock(VotingPluginUser.class);
+
+		when(plugin.getVotingPluginUserManager()).thenReturn(userManager);
+		when(userManager.getVotingPluginUser(player)).thenReturn(viewingUser);
+		when(viewingUser.getUUID()).thenReturn("22222222-2222-2222-2222-222222222222");
+		when(viewedUser.getUUID()).thenReturn("33333333-3333-3333-3333-333333333333");
+
+		assertEquals("VotingPlugin.Commands.Vote.GUI.Other",
+				VoteGUI.getRequiredPermission(plugin, player, viewedUser));
+	}
+}