diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b75fa20cb..ea3c34c50 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,5 +32,5 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
-      - run: curl -sSLO https://github.com/pinterest/ktlint/releases/download/1.1.1/ktlint && chmod a+x ktlint
+      - run: curl -sSLO https://github.com/pinterest/ktlint/releases/download/0.49.1/ktlint && chmod a+x ktlint
       - run: ./ktlint
diff --git a/BUILD.bazel b/BUILD.bazel
index b2df2e7b9..c467fdf00 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -1,6 +1,7 @@
 load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_proto_library")
 load("@rules_java//java:defs.bzl", "java_proto_library")
 load("@rules_kotlin//kotlin:jvm.bzl", "kt_jvm_library", "kt_jvm_test")
+load("@rules_kotlin//kotlin:lint.bzl", "ktlint_fix", "ktlint_test")
 load("@rules_proto//proto:defs.bzl", "proto_library")
 load("//tools/project:build_defs.bzl", "project")
 
@@ -97,3 +98,14 @@ kt_jvm_test(
         "@maven//:org_jetbrains_kotlinx_kotlinx_coroutines_core",
     ],
 )
+
+ktlint_fix(
+    name = "ktlint_fix",
+    srcs = glob(["**/*.kt"]),
+)
+
+ktlint_test(
+    name = "ktlint_test",
+    size = "small",
+    srcs = glob(["**/*.kt"]),
+)
diff --git a/lib/src/commonMain/kotlin/im/tox/tox4j/exceptions/ToxException.kt b/lib/src/commonMain/kotlin/im/tox/tox4j/exceptions/ToxException.kt
index a6b9f4c6e..273bc1dd2 100644
--- a/lib/src/commonMain/kotlin/im/tox/tox4j/exceptions/ToxException.kt
+++ b/lib/src/commonMain/kotlin/im/tox/tox4j/exceptions/ToxException.kt
@@ -1,11 +1,13 @@
 package im.tox.tox4j.exceptions
 
-abstract class ToxException constructor(val code: Enum<*>, private val extraMessage: String) :
-    Exception(extraMessage) {
-        final override val message: String
-            get() =
-                when (extraMessage) {
-                    "" -> "Error code: " + code.name
-                    else -> extraMessage + ", error code: " + code.name
-                }
-    }
+abstract class ToxException(
+    val code: Enum<*>,
+    private val extraMessage: String,
+) : Exception(extraMessage) {
+    final override val message: String
+        get() =
+            when (extraMessage) {
+                "" -> "Error code: " + code.name
+                else -> extraMessage + ", error code: " + code.name
+            }
+}