diff --git a/AK/RefCounted.h b/AK/RefCounted.h
index 95f71830835..0908517303b 100644
--- a/AK/RefCounted.h
+++ b/AK/RefCounted.h
@@ -69,9 +69,6 @@ public:
                 that->will_be_destroyed();
             delete static_cast<const T*>(this);
             return true;
-        } else if (new_ref_count == 1) {
-            if constexpr (requires { that->one_ref_left(); })
-                that->one_ref_left();
         }
         return false;
     }
diff --git a/Kernel/Library/ListedRefCounted.h b/Kernel/Library/ListedRefCounted.h
index 154d3de60eb..ea95f18ad35 100644
--- a/Kernel/Library/ListedRefCounted.h
+++ b/Kernel/Library/ListedRefCounted.h
@@ -49,9 +49,6 @@ public:
             if constexpr (requires { that->will_be_destroyed(); })
                 that->will_be_destroyed();
             delete that;
-        } else if (new_ref_count == 1) {
-            if constexpr (requires { that->one_ref_left(); })
-                that->one_ref_left();
         }
         return new_ref_count == 0;
     }
diff --git a/Kernel/Library/ThreadSafeRefCounted.h b/Kernel/Library/ThreadSafeRefCounted.h
index 65690bb0909..18ebc5db27f 100644
--- a/Kernel/Library/ThreadSafeRefCounted.h
+++ b/Kernel/Library/ThreadSafeRefCounted.h
@@ -77,10 +77,6 @@ public:
             delete that;
             return true;
         }
-        if (new_ref_count == 1) {
-            if constexpr (requires { that->one_ref_left(); })
-                that->one_ref_left();
-        }
         return false;
     }
 };
diff --git a/Tests/AK/TestRefPtr.cpp b/Tests/AK/TestRefPtr.cpp
index 64a96cf2ba2..5d3c0a0205b 100644
--- a/Tests/AK/TestRefPtr.cpp
+++ b/Tests/AK/TestRefPtr.cpp
@@ -17,10 +17,8 @@ struct Object2 : Object {
 };
 
 struct SelfAwareObject : public RefCounted<SelfAwareObject> {
-    void one_ref_left() { m_has_one_ref_left = true; }
     void will_be_destroyed() { ++num_destroyed; }
 
-    bool m_has_one_ref_left = false;
     static size_t num_destroyed;
 };
 size_t SelfAwareObject::num_destroyed = 0;
@@ -132,17 +130,14 @@ TEST_CASE(self_observers)
     {
         RefPtr<SelfAwareObject> object = adopt_ref(*new SelfAwareObject);
         EXPECT_EQ(object->ref_count(), 1u);
-        EXPECT_EQ(object->m_has_one_ref_left, false);
         EXPECT_EQ(SelfAwareObject::num_destroyed, 0u);
 
         object->ref();
         EXPECT_EQ(object->ref_count(), 2u);
-        EXPECT_EQ(object->m_has_one_ref_left, false);
         EXPECT_EQ(SelfAwareObject::num_destroyed, 0u);
 
         object->unref();
         EXPECT_EQ(object->ref_count(), 1u);
-        EXPECT_EQ(object->m_has_one_ref_left, true);
         EXPECT_EQ(SelfAwareObject::num_destroyed, 0u);
     }
     EXPECT_EQ(SelfAwareObject::num_destroyed, 1u);