diff --git a/TileData.proto b/TileData.proto
new file mode 100644
index 00000000..757bad4b
--- /dev/null
+++ b/TileData.proto
@@ -0,0 +1,22 @@
+package org.mapsforge.database.pbmap;
+
+option java_package = "org.mapsforge.database.pbmap";
+option optimize_for = LITE_RUNTIME;
+
+message Data {
+	message Way {
+	  repeated uint32 tags        = 1 [packed = true];
+		repeated uint32 index       = 2 [packed = true];
+		repeated sint32 coordinates = 3 [packed = true];
+	}
+	
+	message Node {
+	  repeated uint32 tags        = 1 [packed = true];
+		repeated sint32 coordinates = 2 [packed = true];
+	}
+	
+  repeated string tags       = 1;
+	repeated Way ways          = 2;
+	repeated Node nodes        = 3;
+}
+