diff --git a/MCGalaxy/Commands/building/CmdImageprint.cs b/MCGalaxy/Commands/building/CmdImageprint.cs
index a9116682a..136900488 100644
--- a/MCGalaxy/Commands/building/CmdImageprint.cs
+++ b/MCGalaxy/Commands/building/CmdImageprint.cs
@@ -158,11 +158,7 @@ namespace MCGalaxy.Commands.Building {
         }
         
         static int LargestDelta(Level lvl, Vec3S32 point) {
-            Vec3S32 clamped;
-            clamped.X = Math.Max(0, Math.Min(point.X, lvl.Width  - 1));
-            clamped.Y = Math.Max(0, Math.Min(point.Y, lvl.Height - 1));
-            clamped.Z = Math.Max(0, Math.Min(point.Z, lvl.Length - 1));
-            
+            Vec3S32 clamped = lvl.ClampPos(point);
             int dx = Math.Abs(point.X - clamped.X);
             int dy = Math.Abs(point.Y - clamped.Y);
             int dz = Math.Abs(point.Z - clamped.Z);
diff --git a/MCGalaxy/Commands/building/CmdMark.cs b/MCGalaxy/Commands/building/CmdMark.cs
index e68208589..fc06deb73 100644
--- a/MCGalaxy/Commands/building/CmdMark.cs
+++ b/MCGalaxy/Commands/building/CmdMark.cs
@@ -45,9 +45,7 @@ namespace MCGalaxy.Commands.Building {
             P.Y = (p.Pos.Y - 32) / 32;
             if (message.Length > 0 && !ParseCoords(message, p, ref P)) return;
             
-            P.X = Clamp(P.X, p.level.Width);
-            P.Y = Clamp(P.Y, p.level.Height);
-            P.Z = Clamp(P.Z, p.level.Length);
+            P = p.level.ClampPos(P);
             if (DoMark(p, P.X, P.Y, P.Z)) return;
             
             Vec3U16 mark = (Vec3U16)P;
@@ -80,12 +78,6 @@ namespace MCGalaxy.Commands.Building {
             return CommandParser.GetCoords(p, args, 0, ref P);
         }
         
-        static int Clamp(int value, int axisLen) {
-            if (value < 0) return 0;
-            if (value >= axisLen) return axisLen - 1;
-            return value;
-        }
-        
         internal static bool DoMark(Player p, int x, int y, int z) {
             if (!p.HasBlockChange()) return false;
             if (!p.Ignores.DrawOutput) {
diff --git a/MCGalaxy/Commands/building/CmdPlace.cs b/MCGalaxy/Commands/building/CmdPlace.cs
index 83bfd280f..6c853414e 100644
--- a/MCGalaxy/Commands/building/CmdPlace.cs
+++ b/MCGalaxy/Commands/building/CmdPlace.cs
@@ -49,9 +49,7 @@ namespace MCGalaxy.Commands.Building {
             }
 
             if (!CommandParser.IsBlockAllowed(p, "place", block)) return;            
-            P.X = Clamp(P.X, p.level.Width);
-            P.Y = Clamp(P.Y, p.level.Height);
-            P.Z = Clamp(P.Z, p.level.Length);
+            P = p.level.ClampPos(P);
             
             p.level.UpdateBlock(p, (ushort)P.X, (ushort)P.Y, (ushort)P.Z, block);
             string blockName = Block.GetName(p, block);
@@ -60,12 +58,6 @@ namespace MCGalaxy.Commands.Building {
             }
         }
         
-        static int Clamp(int value, int axisLen) {
-            if (value < 0) return 0;
-            if (value >= axisLen) return axisLen - 1;
-            return value;
-        }
-        
         public override void Help(Player p) {
             p.Message("%T/Place <block>");
             p.Message("%HPlaces block at your feet.");
diff --git a/MCGalaxy/Levels/Level.Blocks.cs b/MCGalaxy/Levels/Level.Blocks.cs
index 37a2abfbd..252b80883 100644
--- a/MCGalaxy/Levels/Level.Blocks.cs
+++ b/MCGalaxy/Levels/Level.Blocks.cs
@@ -441,6 +441,13 @@ namespace MCGalaxy {
             return x >= 0 && y >= 0 && z >= 0 && x < Width && y < Height && z < Length;
         }
         
+        public Vec3S32 ClampPos(Vec3S32 P) {
+            P.X = Math.Max(0, Math.Min(P.X, Width  - 1));
+            P.Y = Math.Max(0, Math.Min(P.Y, Height - 1));
+            P.Z = Math.Max(0, Math.Min(P.Z, Length - 1));
+            return P;
+        }
+        
         public void UpdateBlock(Player p, ushort x, ushort y, ushort z, BlockID block,
                                 ushort flags = BlockDBFlags.ManualPlace, bool buffered = false) {
             int index;