diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e38c3d..645f366 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,13 +16,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Changed to reuse samples and edges list in BuildPolyDetail()
 
 ### Removed
+- Removed RcMeshDetails.VdistSq2(float[], float[])
 - Removed RcVecUtils.Dot()
 - Removed RcVecUtils.Scale()
 - Removed RcVecUtils.Subtract(RcVec3f i, float[] verts, int j)
 - Removed RcVecUtils.Subtract(float[] verts, int i, int j)
-- Removed RcMeshDetails.VdistSq2(float[], float[])
 - Removed RcVecUtils.Min(), RcVecUtils.Max()
 - Removed RcVecUtils.Create(float[] values)
+- Removed RcVecUtils.Dot2D(this RcVec3f @this, Span<float> v, int vi)
 
 ### Special Thanks
 - [@Doprez](https://github.com/Doprez)
diff --git a/src/DotRecast.Core/Numerics/RcVecUtils.cs b/src/DotRecast.Core/Numerics/RcVecUtils.cs
index 80138ad..68bdaec 100644
--- a/src/DotRecast.Core/Numerics/RcVecUtils.cs
+++ b/src/DotRecast.Core/Numerics/RcVecUtils.cs
@@ -50,13 +50,6 @@ namespace DotRecast.Core.Numerics
                    @this.Z * v.Z;
         }
 
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public static float Dot2D(this RcVec3f @this, Span<float> v, int vi)
-        {
-            return @this.X * v[vi] +
-                   @this.Z * v[vi + 2];
-        }
-
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static void Cross(float[] dest, float[] v1, float[] v2)
         {
diff --git a/src/DotRecast.Detour/DtUtils.cs b/src/DotRecast.Detour/DtUtils.cs
index 098116c..5f93ea5 100644
--- a/src/DotRecast.Detour/DtUtils.cs
+++ b/src/DotRecast.Detour/DtUtils.cs
@@ -249,10 +249,10 @@ namespace DotRecast.Detour
         public static RcVec2f ProjectPoly(RcVec3f axis, Span<float> poly, int npoly)
         {
             float rmin, rmax;
-            rmin = rmax = axis.Dot2D(poly, 0);
+            rmin = rmax = axis.Dot2D(new RcVec3f(poly));
             for (int i = 1; i < npoly; ++i)
             {
-                float d = axis.Dot2D(poly, i * 3);
+                float d = axis.Dot2D(RcVecUtils.Create(poly, i * 3));
                 rmin = Math.Min(rmin, d);
                 rmax = Math.Max(rmax, d);
             }