diff --git a/src/main/java/world/bentobox/bentobox/managers/FlagsManager.java b/src/main/java/world/bentobox/bentobox/managers/FlagsManager.java
index 43e52ce7e..bf2973bc8 100644
--- a/src/main/java/world/bentobox/bentobox/managers/FlagsManager.java
+++ b/src/main/java/world/bentobox/bentobox/managers/FlagsManager.java
@@ -122,4 +122,16 @@ public class FlagsManager {
         // Remove flags
         flags.values().removeIf(addon::equals);
     }
+
+    /**
+     * Unregister a specific flag
+     * @param Flag - flag
+     * @since 1.14.0
+     */
+    public void unregister(@NonNull Flag flag) {
+        // Unregister any listener
+        flag.getListener().ifPresent(HandlerList::unregisterAll);
+        // Remove flag
+        flags.remove(flag);
+    }
 }
diff --git a/src/test/java/world/bentobox/bentobox/managers/FlagsManagerTest.java b/src/test/java/world/bentobox/bentobox/managers/FlagsManagerTest.java
index 799e37c5c..3008449ce 100644
--- a/src/test/java/world/bentobox/bentobox/managers/FlagsManagerTest.java
+++ b/src/test/java/world/bentobox/bentobox/managers/FlagsManagerTest.java
@@ -18,6 +18,7 @@ import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.Server;
 import org.bukkit.World;
+import org.bukkit.event.HandlerList;
 import org.bukkit.event.Listener;
 import org.bukkit.inventory.ItemFactory;
 import org.bukkit.inventory.meta.SkullMeta;
@@ -39,7 +40,7 @@ import world.bentobox.bentobox.lists.Flags;
 import world.bentobox.bentobox.util.Util;
 
 @RunWith(PowerMockRunner.class)
-@PrepareForTest( {BentoBox.class, Bukkit.class, Util.class} )
+@PrepareForTest( {BentoBox.class, Bukkit.class, Util.class, HandlerList.class} )
 public class FlagsManagerTest {
 
     /**
@@ -57,7 +58,7 @@ public class FlagsManagerTest {
     public void setUp() throws Exception {
         // Set up plugin
         Whitebox.setInternalState(BentoBox.class, "instance", plugin);
-        
+
         // Util class to handle PaperLib
         PowerMockito.mockStatic(Util.class);
         when(Util.isPaper()).thenReturn(false);
@@ -151,4 +152,25 @@ public class FlagsManagerTest {
 
     }
 
+    /**
+     * Test for {@link FlagsManager#unregister(Flag)}
+     */
+    @Test
+    public void testUnregisterFlag() {
+        PowerMockito.mockStatic(HandlerList.class);
+        when(plugin.isLoaded()).thenReturn(true);
+        FlagsManager fm = new FlagsManager(plugin);
+        // Listener
+        OriginalListener ol = new OriginalListener();
+        Flag originalFlag = new Flag.Builder("ORIGINAL", Material.EMERALD_BLOCK).listener(ol).build();
+        assertTrue(fm.registerFlag(originalFlag));
+        assertEquals(originalFlag, fm.getFlag("ORIGINAL").get());
+        // Remove
+        fm.unregister(originalFlag);
+        assertFalse(fm.getFlag("ORIGINAL").isPresent());
+        // Verify the listener was removed
+        PowerMockito.verifyStatic(HandlerList.class);
+        HandlerList.unregisterAll(ol);
+    }
+
 }