diff --git a/CHANGELOG.md b/CHANGELOG.md
index b586e280..4e74942b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- Lock assigned handle while mouse_action resize is in progress [#2102](https://github.com/koekeishiya/yabai/issues/2102)
 
 ## [6.0.12] - 2024-02-12
 ### Added
diff --git a/src/event_loop.c b/src/event_loop.c
index ec493dc7..e7bc8de3 100644
--- a/src/event_loop.c
+++ b/src/event_loop.c
@@ -838,8 +838,9 @@ static EVENT_HANDLER(MOUSE_DOWN)
     if (!window || window_is_fullscreen(window)) goto out;
 
     g_mouse_state.window = window;
-    g_mouse_state.down_location = point;
     g_mouse_state.window_frame = g_mouse_state.window->frame;
+    g_mouse_state.down_location = point;
+    g_mouse_state.direction = 0;
 
     int64_t button = CGEventGetIntegerValueField(context, kCGMouseEventButtonNumber);
     uint8_t mod = (uint8_t) param1;
@@ -850,6 +851,14 @@ static EVENT_HANDLER(MOUSE_DOWN)
         g_mouse_state.current_action = g_mouse_state.action2;
     }
 
+    if (g_mouse_state.current_action == MOUSE_MODE_RESIZE) {
+        CGPoint frame_mid = { CGRectGetMidX(g_mouse_state.window_frame), CGRectGetMidY(g_mouse_state.window_frame) };
+        if (point.x < frame_mid.x) g_mouse_state.direction |= HANDLE_LEFT;
+        if (point.y < frame_mid.y) g_mouse_state.direction |= HANDLE_TOP;
+        if (point.x > frame_mid.x) g_mouse_state.direction |= HANDLE_RIGHT;
+        if (point.y > frame_mid.y) g_mouse_state.direction |= HANDLE_BOTTOM;
+    }
+
 out:
     CFRelease(context);
 }
@@ -966,16 +975,7 @@ static EVENT_HANDLER(MOUSE_DRAGGED)
         int dx = point.x - g_mouse_state.down_location.x;
         int dy = point.y - g_mouse_state.down_location.y;
 
-        uint8_t direction = 0;
-        CGRect frame = g_mouse_state.window->frame;
-        CGPoint frame_mid = { CGRectGetMidX(frame), CGRectGetMidY(frame) };
-
-        if (point.x < frame_mid.x) direction |= HANDLE_LEFT;
-        if (point.y < frame_mid.y) direction |= HANDLE_TOP;
-        if (point.x > frame_mid.x) direction |= HANDLE_RIGHT;
-        if (point.y > frame_mid.y) direction |= HANDLE_BOTTOM;
-
-        window_manager_resize_window_relative_internal(g_mouse_state.window, frame, direction, dx, dy, false);
+        window_manager_resize_window_relative_internal(g_mouse_state.window, g_mouse_state.window->frame, g_mouse_state.direction, dx, dy, false);
 
         g_mouse_state.last_moved_time = event_time;
         g_mouse_state.down_location = point;
diff --git a/src/mouse_handler.h b/src/mouse_handler.h
index aa40dc80..d5dad7fc 100644
--- a/src/mouse_handler.h
+++ b/src/mouse_handler.h
@@ -72,6 +72,7 @@ struct mouse_state
     struct window *window;
     CGRect window_frame;
     uint32_t ffm_window_id;
+    uint8_t direction;
 };
 
 static char *mouse_mod_str[] =