diff --git a/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ingame/IntVector2Deserializer.java b/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ingame/IntVector2Deserializer.java
index a01af72..cf35971 100644
--- a/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ingame/IntVector2Deserializer.java
+++ b/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ingame/IntVector2Deserializer.java
@@ -12,13 +12,9 @@ import uulm.teamname.marvelous.gamelibrary.IntVector2;
 import java.io.IOException;
 
 public class IntVector2Deserializer extends JsonDeserializer<IntVector2> {
-
-    // static so that no reinitializations are needed
-    private static final ObjectMapper mapper = new ObjectMapper();
-
     @Override
     public IntVector2 deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
-        var values = mapper.readValue(p, Integer[].class);
+        var values = p.readValueAs(Integer[].class);
         IntVector2 result = new IntVector2(values[0], values[1]);
         return result;
     }