diff --git a/.github/workflows/deployment-ci.yml b/.github/workflows/deployment-ci.yml
index 20f02ea035d..34aff73db6d 100644
--- a/.github/workflows/deployment-ci.yml
+++ b/.github/workflows/deployment-ci.yml
@@ -22,7 +22,7 @@ jobs:
     env:
       KORD_TEST_TOKEN: ${{ secrets.KORD_TEST_TOKEN }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
@@ -45,7 +45,7 @@ jobs:
       SIGNING_KEY: ${{ secrets.signingKey }}
       SIGNING_PASSWORD: ${{ secrets.signingPassword }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set up JDK
diff --git a/.github/workflows/docs-ci.yml b/.github/workflows/docs-ci.yml
index 60a35af52db..3912cb0b9b1 100644
--- a/.github/workflows/docs-ci.yml
+++ b/.github/workflows/docs-ci.yml
@@ -18,7 +18,7 @@ jobs:
       group: pages
       cancel-in-progress: true
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
diff --git a/.github/workflows/gradle-wrapper-validation.yml b/.github/workflows/gradle-wrapper-validation.yml
index 04c75d9bf1f..e58b1ef402f 100644
--- a/.github/workflows/gradle-wrapper-validation.yml
+++ b/.github/workflows/gradle-wrapper-validation.yml
@@ -9,6 +9,6 @@ jobs:
     name: Validate Gradle Wrapper
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Validate Gradle Wrapper
         uses: gradle/wrapper-validation-action@v1
diff --git a/common/src/commonTest/kotlin/serialization/InstantSerializersTests.kt b/common/src/commonTest/kotlin/serialization/InstantSerializersTests.kt
index fd14270901e..d03fe60f98c 100644
--- a/common/src/commonTest/kotlin/serialization/InstantSerializersTests.kt
+++ b/common/src/commonTest/kotlin/serialization/InstantSerializersTests.kt
@@ -8,9 +8,7 @@ import kotlin.js.JsName
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertFailsWith
-import kotlin.time.Duration
 import kotlin.time.Duration.Companion.nanoseconds
-import kotlin.time.Duration.Companion.seconds
 
 private val EPOCH = Instant.fromEpochSeconds(0)
 
@@ -74,11 +72,6 @@ class InstantInEpochMillisecondsSerializerTest : InstantSerializerTest(
     instant = Instant.fromEpochMilliseconds(796514689159),
     serializer = InstantInEpochMillisecondsSerializer,
 ) {
-    // workaround for https://github.com/Kotlin/kotlinx-datetime/issues/263, use normal operators when fix is released
-    private infix fun Instant.plus(duration: Duration) = (this + 1.seconds) - (1.seconds - duration)
-    private infix fun Instant.minus(duration: Duration) = (this - 1.seconds) + (1.seconds - duration)
-
-
     private val past = Instant.fromEpochMilliseconds(Long.MIN_VALUE)
     private val future = Instant.fromEpochMilliseconds(Long.MAX_VALUE)
 
@@ -94,7 +87,7 @@ class InstantInEpochMillisecondsSerializerTest : InstantSerializerTest(
     fun `future Instant under limit can be serialized`() {
         assertEquals(
             expected = (if (futureClamped) clampedMax else Long.MAX_VALUE - 1).toString(),
-            actual = serialize(future minus 1.nanoseconds),
+            actual = serialize(future - 1.nanoseconds),
         )
     }
 
@@ -103,7 +96,7 @@ class InstantInEpochMillisecondsSerializerTest : InstantSerializerTest(
     fun `past Instant under limit can be serialized`() {
         assertEquals(
             expected = (if (pastClamped) clampedMin else Long.MIN_VALUE).toString(),
-            actual = serialize(past plus 1.nanoseconds),
+            actual = serialize(past + 1.nanoseconds),
         )
     }
 
@@ -130,13 +123,13 @@ class InstantInEpochMillisecondsSerializerTest : InstantSerializerTest(
     @Test
     @JsName("test11")
     fun `future Instant over limit cannot be serialized`() {
-        if (!futureClamped) assertFailsWith<SerializationException> { serialize(future plus 1.nanoseconds) }
+        if (!futureClamped) assertFailsWith<SerializationException> { serialize(future + 1.nanoseconds) }
     }
 
     @Test
     @JsName("test12")
     fun `past Instant over limit cannot be serialized`() {
-        if (!pastClamped) assertFailsWith<SerializationException> { serialize(past minus 1.nanoseconds) }
+        if (!pastClamped) assertFailsWith<SerializationException> { serialize(past - 1.nanoseconds) }
     }
 }
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 75df3c821b1..99afd7d89ea 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,17 +2,17 @@
 
 # api dependencies
 kotlin = "1.9.10" # https://github.com/JetBrains/kotlin
-ktor = "2.3.3" # https://github.com/ktorio/ktor
+ktor = "2.3.4" # https://github.com/ktorio/ktor
 kotlinx-coroutines = "1.7.3" # https://github.com/Kotlin/kotlinx.coroutines
 kotlinx-serialization = "1.6.0" # https://github.com/Kotlin/kotlinx.serialization
-kotlinx-datetime = "0.4.0" # https://github.com/Kotlin/kotlinx-datetime
+kotlinx-datetime = "0.4.1" # https://github.com/Kotlin/kotlinx-datetime
 kotlin-logging = "3.0.5" # https://github.com/oshai/kotlin-logging
 kord-cache = "0.4.0" # https://github.com/kordlib/cache
 
 # implementation dependencies
 kotlin-node = "18.16.12-pre.619" # https://github.com/JetBrains/kotlin-wrappers
 bignum = "0.3.8" # https://github.com/ionspin/kotlin-multiplatform-bignum
-stately = "2.0.0-rc1" # https://github.com/touchlab/Stately
+stately = "2.0.2" # https://github.com/touchlab/Stately
 fastZlib = "2.0.1" # https://github.com/timotejroiko/fast-zlib
 
 # code generation
@@ -22,10 +22,10 @@ kotlinpoet = "1.14.2" # https://github.com/square/kotlinpoet
 # tests
 junit5 = "5.10.0" # https://github.com/junit-team/junit5
 mockk = "1.13.7" # https://github.com/mockk/mockk
-slf4j = "2.0.7" # https://www.slf4j.org
+slf4j = "2.0.9" # https://www.slf4j.org
 
 # plugins
-dokka = "1.8.20" # https://github.com/Kotlin/dokka
+dokka = "1.9.0" # https://github.com/Kotlin/dokka
 kotlinx-atomicfu = "0.22.0" # https://github.com/Kotlin/kotlinx-atomicfu
 binary-compatibility-validator = "0.13.2" # https://github.com/Kotlin/binary-compatibility-validator
 buildconfig = "4.1.2" # https://github.com/gmazzo/gradle-buildconfig-plugin