diff --git a/server/gameserver/buff/callfunc.cc b/server/gameserver/buff/callfunc.cc
index 6dafbd06..801d6a87 100644
--- a/server/gameserver/buff/callfunc.cc
+++ b/server/gameserver/buff/callfunc.cc
@@ -313,6 +313,10 @@ void CallFuncBuff::ProcFlashMove()
             new_pos.FromGlmVec3(hit_point);
 
             glm::vec3 move_dir = hit_point - owner->GetPos().ToGlmVec3();
+            if (GlmHelper::IsEqual2D(hit_point,
+                                     owner->GetPos().ToGlmVec3())) {
+                return;
+            }
             GlmHelper::Normalize(move_dir);
             owner->SetMoveDir(move_dir);
             owner->SetAttackDir(move_dir);