diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7acecfe6..efdad750 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -14,11 +14,11 @@ jobs:
     timeout-minutes: 30
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
           java-version: 17
diff --git a/.github/workflows/githubpages.yaml b/.github/workflows/githubpages.yaml
index 7d02816e..45419a74 100644
--- a/.github/workflows/githubpages.yaml
+++ b/.github/workflows/githubpages.yaml
@@ -10,7 +10,7 @@ jobs:
     timeout-minutes: 20
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 6f05991b..f9e7f137 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -12,11 +12,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
           java-version: 17
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index ac7fbb2b..21bedece 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -21,11 +21,11 @@ jobs:
     timeout-minutes: 30
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
           java-version: 11
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 1ee1ec9a..48a89be6 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 kotest = "6.0.0.M1"
-kafka = "3.9.0"
+kafka = "4.1.0"
 kotlin = "2.1.0"
 kotlinx-coroutines = "1.10.1"
 dokka = "2.0.0"
@@ -8,7 +8,7 @@ knit = "0.5.0"
 kover = "0.9.1"
 testcontainers-kafka = "1.20.4"
 slf4j = "2.0.16"
-spotless = "7.0.2"
+spotless = "8.0.0"
 publish = "0.30.0"
 
 [libraries]
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 20db9ad5..ab521aa0 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/guide/build.gradle.kts b/guide/build.gradle.kts
index 3b3c0bae..c12f57d9 100644
--- a/guide/build.gradle.kts
+++ b/guide/build.gradle.kts
@@ -9,7 +9,7 @@ repositories {
 dependencies {
   implementation(rootProject)
   implementation(libs.testcontainers.kafka)
-  implementation("io.arrow-kt:suspendapp:0.4.0")
+  implementation("io.arrow-kt:suspendapp:2.1.2")
   testImplementation("org.jetbrains.kotlin:kotlin-test-junit")
   testImplementation("org.jetbrains.kotlinx:kotlinx-knit-test:0.5.0")
 }
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 7b6f3271..66c2a015 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -9,7 +9,7 @@ dependencyResolutionManagement {
 }
 
 plugins {
-  id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0"
+  id("org.gradle.toolchains.foojay-resolver-convention") version "1.0.0"
 }
 
 include(":guide")