diff --git a/src/main/java/rife/bld/extension/kotlin/CompileOptions.java b/src/main/java/rife/bld/extension/kotlin/CompileOptions.java
index 64f46e3..e43adc8 100644
--- a/src/main/java/rife/bld/extension/kotlin/CompileOptions.java
+++ b/src/main/java/rife/bld/extension/kotlin/CompileOptions.java
@@ -388,7 +388,7 @@ public class CompileOptions {
             args.add("-verbose");
         }
 
-        // Wwrror
+        // Werror
         if (wError_) {
             args.add("-Werror");
         }
@@ -398,9 +398,15 @@ public class CompileOptions {
             args.add("-Wextra");
         }
 
-        // advanced option (X)
+        // advanced options (X)
         if (!advancedOptions_.isEmpty()) {
-            advancedOptions_.forEach(it -> args.add("-X" + it));
+            advancedOptions_.forEach(it -> {
+                if (it.startsWith("-X")) {
+                    args.add(it);
+                } else {
+                    args.add("-X" + it);
+                }
+            });
         }
 
         return args;
@@ -691,7 +697,7 @@ public class CompileOptions {
      * Limit the API of the JDK in the classpath to the specified Java version. Automatically sets
      * {@link #jvmTarget(String) JVM target} version.
      * <p>
-     * Possible values are 1.8, 9, 10, ..., 22. The default value is 1.8.
+     * Possible values are 1.8, 9, 10, ..., 23. The default value is 1.8.
      *
      * @param version the target version
      * @return this operation instance
@@ -706,8 +712,6 @@ public class CompileOptions {
      * <p>
      * Limit the API of the JDK in the classpath to the specified Java version. Automatically sets
      * {@link #jvmTarget(String) JVM target} version.
-     * <p>
-     * Possible values are 1.8, 9, 10, ..., 22. The default value is 1.8.
      *
      * @param version the target version
      * @return this operation instance
@@ -731,7 +735,7 @@ public class CompileOptions {
     /**
      * Specify the target version of the generated JVM bytecode.
      * <p>
-     * Possible values are 1.8, 9, 10, ..., 22. The default value is 1.8.
+     * Possible values are 1.8, 9, 10, ..., 23. The default value is 1.8.
      *
      * @param target the target version
      * @return this operation instance
diff --git a/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java b/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
index 5b36483..c6e6965 100644
--- a/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
+++ b/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
@@ -112,7 +112,7 @@ class CompileOptionsTest {
 
     @Test
     void testArgsCollections() {
-        var advanceOptions = List.of("Xoption1", "Xoption2");
+        var advanceOptions = List.of("-Xoption1", "option=2");
         var argFile = List.of(new File("arg1.txt"), new File("arg2.txt"));
         var classpath = List.of(new File("path1"), new File("path2"));
         var optIn = List.of("opt1", "opt2");
@@ -160,7 +160,7 @@ class CompileOptionsTest {
                 "-foo", "-bar",
                 "-script-templates",
                 "temp1,temp2",
-                "-XXoption1", "-XXoption2",
+                "-Xoption1", "-Xoption=2",
                 "-P", "plugin:id:name:value",
                 "-P", "plugin:id2:name2:value2");