diff --git a/README.md b/README.md
index 7cf50feb9..06f13cadf 100644
--- a/README.md
+++ b/README.md
@@ -104,7 +104,7 @@ load("@rules_kotlin//kotlin:core.bzl", "define_kt_toolchain")
 define_kt_toolchain(
     name = "kotlin_toolchain",
     api_version = KOTLIN_LANGUAGE_LEVEL,  # "1.1", "1.2", "1.3", "1.4", "1.5" "1.6", "1.7", "1.8", or "1.9"
-    jvm_target = JAVA_LANGUAGE_LEVEL, # "1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17", "18", "19", "20" or "21"
+    jvm_target = JAVA_LANGUAGE_LEVEL, # "1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17", "18", "19", "20", "21", "22", "23", or "24"
     language_version = KOTLIN_LANGUAGE_LEVEL,  # "1.1", "1.2", "1.3", "1.4", "1.5" "1.6", "1.7", "1.8", or "1.9"
 )
 ```
diff --git a/kotlin/internal/toolchains.bzl b/kotlin/internal/toolchains.bzl
index b69a16a1b..baf9abaab 100644
--- a/kotlin/internal/toolchains.bzl
+++ b/kotlin/internal/toolchains.bzl
@@ -198,6 +198,9 @@ _kt_toolchain = rule(
                 "19",
                 "20",
                 "21",
+                "22",
+                "23",
+                "24",
             ],
         ),
         "experimental_multiplex_workers": attr.bool(
diff --git a/src/main/starlark/core/options/opts.kotlinc.bzl b/src/main/starlark/core/options/opts.kotlinc.bzl
index 14069701c..073dbf502 100644
--- a/src/main/starlark/core/options/opts.kotlinc.bzl
+++ b/src/main/starlark/core/options/opts.kotlinc.bzl
@@ -430,7 +430,7 @@ default: 'first-only-warn' in language version 2.2+, 'first-only' in version 2.1
         args = dict(
             default = "",
             doc = "The target version of the generated JVM bytecode",
-            values = ["1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17"],
+            values = ["1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24"],
         ),
         type = attr.string,
         value_to_flag = None,
@@ -442,7 +442,7 @@ default: 'first-only-warn' in language version 2.2+, 'first-only' in version 2.1
             doc = """Compile against the specified JDK API version, similarly to javac's '-release'. This requires JDK 9 or newer.
                      The supported versions depend on the JDK used; for JDK 17+, the supported versions are 1.8 and 9–21.
                      This also sets the value of '-jvm-target' to be equal to the selected JDK version.""",
-            values = ["1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17"],
+            values = ["1.6", "1.8", "9", "10", "11", "12", "13", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24"],
         ),
         type = attr.string,
         value_to_flag = None,