diff --git a/http-generator-jex/pom.xml b/http-generator-jex/pom.xml
index 87730122a..2335699b8 100644
--- a/http-generator-jex/pom.xml
+++ b/http-generator-jex/pom.xml
@@ -8,7 +8,11 @@
   </parent>
 
   <artifactId>avaje-http-jex-generator</artifactId>
-
+  
+  <properties>
+    <maven.compiler.release>21</maven.compiler.release>
+  </properties>
+  
   <dependencies>
 
     <dependency>
diff --git a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerMethodWriter.java b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerMethodWriter.java
index 9085e7255..c091c9bf1 100644
--- a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerMethodWriter.java
+++ b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerMethodWriter.java
@@ -33,7 +33,7 @@ class ControllerMethodWriter {
   }
 
   private void validateMethod() {
-    if (method.params().stream().map(MethodParam::shortType).noneMatch("FilterChain"::equals)) {
+    if (method.params().stream().map(MethodParam::shortType).noneMatch("HttpFilter.FilterChain"::equals)) {
       logError(method.element(), "Filters must contain a FilterChain parameter");
     }
   }
@@ -227,7 +227,7 @@ private void write(boolean requestScoped) {
       final var param = params.get(i);
       if (isAssignable2Interface(param.utype().mainType(), "java.lang.Exception")) {
         writer.append("ex");
-      } else if ("FilterChain".equals(param.shortType())) {
+      } else if ("HttpFilter.FilterChain".equals(param.shortType())) {
         writer.append("chain");
       } else {
         param.buildParamName(writer);
@@ -267,16 +267,16 @@ private void write(boolean requestScoped) {
   private void writeContextReturn(ResponseMode responseMode) {
     final var produces = method.produces();
     switch (responseMode) {
-      case Void: break;
-      case Json: writer.append("ctx.json("); break;
-      case Text: writer.append("ctx.text("); break;
-      case Templating: writer.append("ctx.html("); break;
-      default: writer.append("ctx.contentType(\"%s\").write(", produces);
+      case Void -> {}
+      case Json -> writer.append("ctx.json(");
+      case Text -> writer.append("ctx.text(");
+      case Templating -> writer.append("ctx.html(");
+      default -> writer.append("ctx.contentType(\"%s\").write(", produces);
     }
   }
 
   private static boolean isExceptionOrFilterChain(MethodParam param) {
     return isAssignable2Interface(param.utype().mainType(), "java.lang.Exception")
-      || "FilterChain".equals(param.shortType());
+      || "HttpFilter.FilterChain".equals(param.shortType());
   }
 }
diff --git a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerWriter.java b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerWriter.java
index cf694a5e7..e8972635c 100644
--- a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerWriter.java
+++ b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/ControllerWriter.java
@@ -23,7 +23,7 @@ class ControllerWriter extends BaseControllerWriter {
     if (reader.methods().stream()
         .map(MethodReader::webMethod)
         .anyMatch(w -> CoreWebMethod.FILTER == w)) {
-      reader.addImportType("io.avaje.jex.FilterChain");
+      reader.addImportType("io.avaje.jex.HttpFilter.FilterChain");
     }
     if (reader.methods().stream()
       .map(MethodReader::hxRequest)
diff --git a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/JexAdapter.java b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/JexAdapter.java
index 03a13fb2f..3ed2e3df8 100644
--- a/http-generator-jex/src/main/java/io/avaje/http/generator/jex/JexAdapter.java
+++ b/http-generator-jex/src/main/java/io/avaje/http/generator/jex/JexAdapter.java
@@ -69,7 +69,8 @@ public void writeReadParameter(Append writer, ParamType paramType, String paramN
   }
 
   @Override
-  public void writeReadParameter(Append writer, ParamType paramType, String paramName, String paramDefault) {
+  public void writeReadParameter(
+      Append writer, ParamType paramType, String paramName, String paramDefault) {
     writer.append("withDefault(ctx.%s(\"%s\"), \"%s\")", paramType, paramName, paramDefault);
   }
 
@@ -77,31 +78,22 @@ public void writeReadParameter(Append writer, ParamType paramType, String paramN
   public void writeReadMapParameter(Append writer, ParamType paramType) {
 
     switch (paramType) {
-      case QUERYPARAM:
-        writer.append("ctx.queryParamMap()");
-        break;
-      case FORM:
-      case FORMPARAM:
-        writer.append("ctx.formParamMap()");
-        break;
-      default:
-        throw new UnsupportedOperationException(
-            "Only Query/Form Params have Map<String, List<String>> supported in Jex");
+      case QUERYPARAM -> writer.append("ctx.queryParamMap()");
+      case FORM, FORMPARAM -> writer.append("ctx.formParamMap()");
+      default ->
+          throw new UnsupportedOperationException(
+              "Only Query/Form Params have Map<String, List<String>> supported in Jex");
     }
   }
 
   @Override
   public void writeReadCollectionParameter(Append writer, ParamType paramType, String paramName) {
     switch (paramType) {
-      case QUERYPARAM:
-        writer.append("ctx.queryParams(\"%s\")", paramName);
-        break;
-      case FORMPARAM:
-        writer.append("ctx.formParams(\"%s\")", paramName);
-        break;
-      default:
-        throw new UnsupportedOperationException(
-            "Only MultiValue Form/Query Params are supported in Jex");
+      case QUERYPARAM -> writer.append("ctx.queryParams(\"%s\")", paramName);
+      case FORMPARAM -> writer.append("ctx.formParams(\"%s\")", paramName);
+      default ->
+          throw new UnsupportedOperationException(
+              "Only MultiValue Form/Query Params are supported in Jex");
     }
   }
 
@@ -110,19 +102,17 @@ public void writeReadCollectionParameter(
       Append writer, ParamType paramType, String paramName, List<String> paramDefault) {
 
     switch (paramType) {
-      case QUERYPARAM:
-        writer.append(
-            "withDefault(ctx.queryParams(\"%s\"), java.util.List.of(\"%s\"))",
-            paramName, String.join(",", paramDefault));
-        break;
-      case FORMPARAM:
-        writer.append(
-            "withDefault(ctx.formParams(\"%s\"), java.util.List.of(\"%s\"))",
-            paramName, String.join(",", paramDefault));
-        break;
-      default:
-        throw new UnsupportedOperationException(
-            "Only MultiValue Form/Query Params are supported in Jex");
+      case QUERYPARAM ->
+          writer.append(
+              "withDefault(ctx.queryParams(\"%s\"), java.util.List.of(\"%s\"))",
+              paramName, String.join(",", paramDefault));
+      case FORMPARAM ->
+          writer.append(
+              "withDefault(ctx.formParams(\"%s\"), java.util.List.of(\"%s\"))",
+              paramName, String.join(",", paramDefault));
+      default ->
+          throw new UnsupportedOperationException(
+              "Only MultiValue Form/Query Params are supported in Jex");
     }
   }
 
@@ -130,5 +120,4 @@ public void writeReadCollectionParameter(
   public void writeAcceptLanguage(Append writer) {
     writer.append("ctx.header(\"%s\")", Constants.ACCEPT_LANGUAGE);
   }
-
 }
diff --git a/tests/pom.xml b/tests/pom.xml
index dcf10e4e8..68f5c038e 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -15,7 +15,7 @@
     <junit.version>5.11.3</junit.version>
     <assertj.version>3.26.3</assertj.version>
     <jackson.version>2.18.1</jackson.version>
-    <jex.version>3.0-RC2</jex.version>
+    <jex.version>3.0-RC3</jex.version>
     <avaje-inject.version>11.0</avaje-inject.version>
     <nima.version>4.1.4</nima.version>
     <javalin.version>6.3.0</javalin.version>
diff --git a/tests/test-jex/pom.xml b/tests/test-jex/pom.xml
index 5dc1b1c4b..f8552f2ca 100644
--- a/tests/test-jex/pom.xml
+++ b/tests/test-jex/pom.xml
@@ -8,8 +8,8 @@
   </parent>
 
   <artifactId>test-jex</artifactId>
-
   <properties>
+    <maven.compiler.release>21</maven.compiler.release>
     <maven.deploy.skip>true</maven.deploy.skip>
     <main.class>org.example.myapp.Main</main.class>
     <swagger.version>2.2.26</swagger.version>
diff --git a/tests/test-jex/src/main/java/org/example/web/TestController.java b/tests/test-jex/src/main/java/org/example/web/TestController.java
index 1f3216767..3625c946d 100644
--- a/tests/test-jex/src/main/java/org/example/web/TestController.java
+++ b/tests/test-jex/src/main/java/org/example/web/TestController.java
@@ -15,7 +15,7 @@
 import io.avaje.http.api.Produces;
 import io.avaje.http.api.QueryParam;
 import io.avaje.jex.Context;
-import io.avaje.jex.FilterChain;
+import io.avaje.jex.HttpFilter.FilterChain;
 
 @Path("test/")
 @Controller