diff --git a/server/gameserver/navmeshbuilder.cc b/server/gameserver/navmeshbuilder.cc
index 72ea4cf..06147b6 100644
--- a/server/gameserver/navmeshbuilder.cc
+++ b/server/gameserver/navmeshbuilder.cc
@@ -21,49 +21,6 @@
 
 #include "navmeshhelper.h"
 
-struct BuilderParams
-{
-    float kCellSize = 64;
-    const float kCellHeight = 64;
-    const float kAgentMaxSlope = 90;
-    const float kAgentHeight = 1;
-    const float kAgentMaxClimb = 1;
-    const float kAgentRadius = 40;
-
-    const float kEdgeMaxLen = 6;
-    const float kEdgeMaxError = 6;
-
-    const float kRegionMinSize = 6;
-    const float kRegionMergeSize = 6;
-
-    const int kVertsPerPoly = 1;
-
-    const int kTileSize = 48;
-
-    const float kDetailSampleDist = 1;
-    const float kDetailSampleMaxError = 1;
-
-    const int kMaxTiles = 0;
-    const int kMaxPolysPerTile = 0;
-
-    const float* bmin = nullptr;
-    const float* bmax = nullptr;
-    rcConfig cfg;
-    dtTileCacheParams tcparams;
-    MapInstance* map_instance = nullptr;
-    LinearAllocator* talloc = nullptr;
-    FastLZCompressor* tcomp = nullptr;
-    MeshProcess* tmproc = nullptr;
-    dtTileCache* tile_cache = nullptr;
-    dtNavMesh* navmesh = nullptr;
-    int gw = 0;
-    int gh = 0;
-
-    int ts = 0;
-    int tw = 0;
-    int th = 0;
-};
-
 void NavMeshBuilder::Init()
 {
 
diff --git a/server/gameserver/navmeshhelper.h b/server/gameserver/navmeshhelper.h
index ec987f1..733c4dd 100644
--- a/server/gameserver/navmeshhelper.h
+++ b/server/gameserver/navmeshhelper.h
@@ -234,3 +234,46 @@ struct MeshProcess : public dtTileCacheMeshProcess
 #endif
     }
 };
+
+struct BuilderParams
+{
+    float kCellSize = 64;
+    const float kCellHeight = 64;
+    const float kAgentMaxSlope = 90;
+    const float kAgentHeight = 1;
+    const float kAgentMaxClimb = 1;
+    const float kAgentRadius = 40;
+
+    const float kEdgeMaxLen = 6;
+    const float kEdgeMaxError = 6;
+
+    const float kRegionMinSize = 6;
+    const float kRegionMergeSize = 6;
+
+    const int kVertsPerPoly = 1;
+
+    const int kTileSize = 48;
+
+    const float kDetailSampleDist = 1;
+    const float kDetailSampleMaxError = 1;
+
+    const int kMaxTiles = 0;
+    const int kMaxPolysPerTile = 0;
+
+    const float* bmin = nullptr;
+    const float* bmax = nullptr;
+    rcConfig cfg;
+    dtTileCacheParams tcparams;
+    MapInstance* map_instance = nullptr;
+    LinearAllocator* talloc = nullptr;
+    FastLZCompressor* tcomp = nullptr;
+    MeshProcess* tmproc = nullptr;
+    dtTileCache* tile_cache = nullptr;
+    dtNavMesh* navmesh = nullptr;
+    int gw = 0;
+    int gh = 0;
+
+    int ts = 0;
+    int tw = 0;
+    int th = 0;
+};