diff --git a/core/src/main/java/io/xpipe/core/util/JacksonExtension.java b/core/src/main/java/io/xpipe/core/util/JacksonExtension.java
deleted file mode 100644
index 425c74fe9..000000000
--- a/core/src/main/java/io/xpipe/core/util/JacksonExtension.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package io.xpipe.core.util;
-
-public interface JacksonExtension {
-
-    Class<?> getType();
-}
diff --git a/core/src/main/java/io/xpipe/core/util/JacksonMapper.java b/core/src/main/java/io/xpipe/core/util/JacksonMapper.java
index 7e6bd3015..f7be57103 100644
--- a/core/src/main/java/io/xpipe/core/util/JacksonMapper.java
+++ b/core/src/main/java/io/xpipe/core/util/JacksonMapper.java
@@ -64,29 +64,8 @@ public class JacksonMapper {
         public void init(ModuleLayer layer) {
             List<Module> modules = findModules(layer);
             INSTANCE.registerModules(modules);
-            var extensions = findExtensions(layer);
-            for (var extension : extensions) {
-                var mod = new SimpleModule();
-                if (extension instanceof JsonSerializer<?> s) {
-                    add(mod, extension.getType(), s);
-                }
-                if (extension instanceof JsonDeserializer<?> d) {
-                    add(mod, extension.getType(), d);
-                }
-                INSTANCE.registerModule(mod);
-            }
             init = true;
         }
-
-        @SuppressWarnings("unchecked")
-        private <T> void add(SimpleModule mod, Class<?> c, JsonSerializer<?> s) {
-            mod.addSerializer((Class<T>) c, (JsonSerializer<T>) s);
-        }
-
-        @SuppressWarnings("unchecked")
-        private <T> void add(SimpleModule mod, Class<?> c, JsonDeserializer<?> s) {
-            mod.addDeserializer((Class<T>) c, (JsonDeserializer<T>) s);
-        }
     }
 
     private static List<Module> findModules(ModuleLayer layer) {
@@ -99,17 +78,6 @@ public class JacksonMapper {
         return modules;
     }
 
-    private static List<JacksonExtension> findExtensions(ModuleLayer layer) {
-        ArrayList<JacksonExtension> exts = new ArrayList<>();
-        ServiceLoader<JacksonExtension> loader = layer != null
-                ? ServiceLoader.load(layer, JacksonExtension.class)
-                : ServiceLoader.load(JacksonExtension.class);
-        for (JacksonExtension module : loader) {
-            exts.add(module);
-        }
-        return exts;
-    }
-
     /**
      * Constructs a new ObjectMapper that is able to map all required XPipe classes and also possible extensions.
      */
diff --git a/core/src/main/java/module-info.java b/core/src/main/java/module-info.java
index cab54c3c4..6c1c2b116 100644
--- a/core/src/main/java/module-info.java
+++ b/core/src/main/java/module-info.java
@@ -1,7 +1,6 @@
 import io.xpipe.core.process.ShellDialect;
 import io.xpipe.core.process.ShellDialects;
 import io.xpipe.core.util.CoreJacksonModule;
-import io.xpipe.core.util.JacksonExtension;
 import io.xpipe.core.util.JacksonMapper;
 import io.xpipe.core.util.ModuleLayerLoader;
 
@@ -22,7 +21,6 @@ open module io.xpipe.core {
     uses io.xpipe.core.util.DataStateProvider;
     uses ModuleLayerLoader;
     uses ShellDialect;
-    uses JacksonExtension;
 
     provides ModuleLayerLoader with
             JacksonMapper.Loader,