diff --git a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/components/location/BlockPositionGet.java b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/components/location/BlockPositionGet.java
index 5a464fa7..18034574 100644
--- a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/components/location/BlockPositionGet.java
+++ b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/components/location/BlockPositionGet.java
@@ -1,7 +1,11 @@
 package fr.neatmonster.nocheatplus.components.location;
 
+import fr.neatmonster.nocheatplus.utilities.ds.map.CoordHash;
+
 /**
- * Simple immutable block position.
+ * Simple immutable block position. Both hashCode and equals are implemented,
+ * with equals accepting any IGetBlockPosition instance for comparison of block
+ * coordinates.
  * 
  * @author asofold
  *
@@ -33,6 +37,21 @@ public class BlockPositionGet implements IGetBlockPosition {
         return z;
     }
 
-    // TODO: equals vs. IGetBlockPosition, Coord(Hash)Map compatible hashCode.
+    @Override
+    public int hashCode() {
+        return CoordHash.hashCode3DPrimes(x, y, z);
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (obj == this) {
+            return true;
+        }
+        if (obj instanceof IGetBlockPosition) {
+            final IGetBlockPosition other = (IGetBlockPosition) obj;
+            return x == other.getBlockX() && y == other.getBlockY() && z == other.getBlockZ();
+        }
+        return false;
+    }
 
 }