diff --git a/build.gradle.kts b/build.gradle.kts
index f69f1d27..9258ad9f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,11 +1,9 @@
 import org.gradle.kotlin.dsl.libs
 import org.gradle.plugins.ide.idea.model.IdeaModel
-import org.jetbrains.dokka.gradle.DokkaMultiModuleTask
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 
 plugins {
   kotlin("jvm").version(libs.versions.kotlin)
-  alias(libs.plugins.dokka)
   alias(libs.plugins.spotless)
   alias(libs.plugins.testLogger)
   alias(libs.plugins.kover)
@@ -18,10 +16,6 @@ plugins {
 group = "com.trendyol"
 version = CI.version(project)
 
-allprojects {
-  extra.set("dokka.outputDirectory", rootDir.resolve("docs"))
-}
-
 kover {
   reports {
     filters {
@@ -53,7 +47,6 @@ subprojects.of("lib", "spring", "examples", "ktor") {
   apply {
     plugin("kotlin")
     plugin(rootProject.libs.plugins.spotless.get().pluginId)
-    plugin(rootProject.libs.plugins.dokka.get().pluginId)
     plugin(rootProject.libs.plugins.testLogger.get().pluginId)
     plugin(rootProject.libs.plugins.kover.get().pluginId)
     plugin(rootProject.libs.plugins.detekt.get().pluginId)
@@ -156,7 +149,3 @@ subprojects.of("lib", "spring", "ktor", filter = { p -> publishedProjects.contai
   }
 }
 
-tasks.withType<DokkaMultiModuleTask>().configureEach {
-  outputDirectory.set(file(rootDir.resolve("docs/source")))
-}
-
diff --git a/lib/stove-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/standalone/kafka/Caching.kt b/lib/stove-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/standalone/kafka/Caching.kt
index e0a73d23..c047c7c6 100644
--- a/lib/stove-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/standalone/kafka/Caching.kt
+++ b/lib/stove-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/standalone/kafka/Caching.kt
@@ -3,5 +3,5 @@ package com.trendyol.stove.testing.e2e.standalone.kafka
 import com.github.benmanes.caffeine.cache.*
 
 object Caching {
-  fun <K, V> of(): Cache<K, V> = Caffeine.newBuilder().build()
+  fun <K : Any, V : Any> of(): Cache<K, V> = Caffeine.newBuilder().build()
 }
diff --git a/lib/stove-testing-e2e-wiremock/src/main/kotlin/com/trendyol/stove/testing/e2e/wiremock/Extensions.kt b/lib/stove-testing-e2e-wiremock/src/main/kotlin/com/trendyol/stove/testing/e2e/wiremock/Extensions.kt
index d25ae64a..0d9ee414 100644
--- a/lib/stove-testing-e2e-wiremock/src/main/kotlin/com/trendyol/stove/testing/e2e/wiremock/Extensions.kt
+++ b/lib/stove-testing-e2e-wiremock/src/main/kotlin/com/trendyol/stove/testing/e2e/wiremock/Extensions.kt
@@ -2,4 +2,4 @@ package com.trendyol.stove.testing.e2e.wiremock
 
 import com.github.benmanes.caffeine.cache.Cache
 
-fun <K, V> Cache<K, V>.containsKey(key: K): Boolean = this.getIfPresent(key) != null
+fun <K : Any, V : Any> Cache<K, V>.containsKey(key: K): Boolean = this.getIfPresent(key) != null
diff --git a/starters/spring/stove-spring-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/kafka/Caching.kt b/starters/spring/stove-spring-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/kafka/Caching.kt
index 46be8439..a299fd49 100644
--- a/starters/spring/stove-spring-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/kafka/Caching.kt
+++ b/starters/spring/stove-spring-testing-e2e-kafka/src/main/kotlin/com/trendyol/stove/testing/e2e/kafka/Caching.kt
@@ -3,5 +3,5 @@ package com.trendyol.stove.testing.e2e.kafka
 import com.github.benmanes.caffeine.cache.*
 
 object Caching {
-  fun <K, V> of(): Cache<K, V> = Caffeine.newBuilder().build()
+  fun <K : Any, V : Any> of(): Cache<K, V> = Caffeine.newBuilder().build()
 }