diff --git a/CHANGELOG.md b/CHANGELOG.md
index b400680da51..fdc4c20b059 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,8 +16,9 @@
 * Fix #5480: Move `io.fabric8:zjsonpatch` to KubernetesClient project
 
 #### Dependency Upgrade
-* Fix #6052: Removed dependency on no longer maintained com.github.mifmif:generex
+* Fix #2632: Bumped OkHttp from 3.12.12 to 4.12.0
 * Fix #5965: Bumped sundrio.version from 0.103.1 to 0.200.0
+* Fix #6052: Removed dependency on no longer maintained com.github.mifmif:generex
 
 #### New Features
 * Fix #6150: Config uses `proxy-url` in kubeconfig's cluster configuration
diff --git a/httpclient-okhttp/src/main/java/io/fabric8/kubernetes/client/okhttp/OkHttpClientImpl.java b/httpclient-okhttp/src/main/java/io/fabric8/kubernetes/client/okhttp/OkHttpClientImpl.java
index a267630893d..8e063488c57 100644
--- a/httpclient-okhttp/src/main/java/io/fabric8/kubernetes/client/okhttp/OkHttpClientImpl.java
+++ b/httpclient-okhttp/src/main/java/io/fabric8/kubernetes/client/okhttp/OkHttpClientImpl.java
@@ -41,7 +41,7 @@
 import okhttp3.RequestBody;
 import okhttp3.Response;
 import okhttp3.ResponseBody;
-import okhttp3.internal.Internal;
+import okhttp3.internal.connection.RealConnectionPool;
 import okhttp3.internal.http.HttpMethod;
 import okio.Buffer;
 import okio.BufferedSink;
@@ -55,7 +55,6 @@
 import java.io.IOException;
 import java.io.InterruptedIOException;
 import java.io.Reader;
-import java.lang.reflect.Method;
 import java.net.MalformedURLException;
 import java.nio.ByteBuffer;
 import java.util.Collections;
@@ -265,18 +264,9 @@ public void doClose() {
 
       // begin hack to terminate the idle task, which is not necessary after 4.3.0 - https://github.com/square/okhttp/commit/bc3ad111ad01100a77846f7dc433b0c0f5b58dba
       // to immediately clean it up, we need to notify the thread waiting on the ConnectionPool / RealConnectionPool
-      Object realConnectionPool = connectionPool;
-
-      try {
-        // 3.14+ holds a delegate to the real pool
-        Method method = Internal.class.getMethod("realConnectionPool", ConnectionPool.class);
-        realConnectionPool = method.invoke(Internal.instance, connectionPool);
-      } catch (Exception e) {
-        // could be 3.12
-      }
-      synchronized (realConnectionPool) {
-        realConnectionPool.notifyAll();
-      }
+      // Former code to deal with https://github.com/fabric8io/kubernetes-client/issues/4985
+      // Not necessary, left here for reference and commenting
+      RealConnectionPool.Companion.get(connectionPool);
     }
 
     if (executorService != null) {
diff --git a/platforms/karaf/features/src/main/resources/feature.xml b/platforms/karaf/features/src/main/resources/feature.xml
index a92c3c8875d..88a5ad0cac5 100644
--- a/platforms/karaf/features/src/main/resources/feature.xml
+++ b/platforms/karaf/features/src/main/resources/feature.xml
@@ -31,17 +31,15 @@
     <bundle dependency='true'>mvn:org.snakeyaml/snakeyaml-engine/${snakeyaml.version}</bundle>
     <bundle dependency='true'>mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.automaton/${automaton.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.conscrypt-openjdk/${conscrypt-openjdk-uber.bundle.version}</bundle>
-    <bundle dependency='true'>mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.okhttp/${okhttp.bundle.version}</bundle>
-    <bundle dependency='true'>mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.okio/${okio.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.apache.aries.spifly/org.apache.aries.spifly.dynamic.bundle/${aries-spifly.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.ow2.asm/asm/${asm.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.ow2.asm/asm-analysis/${asm.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.ow2.asm/asm-commons/${asm.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.ow2.asm/asm-tree/${asm.bundle.version}</bundle>
     <bundle dependency='true'>mvn:org.ow2.asm/asm-util/${asm.bundle.version}</bundle>
-    <bundle dependency='true'>mvn:io.fabric8/kubernetes-model-common/${project.version}</bundle>
-    <bundle>mvn:io.fabric8/zjsonpatch/${project.version}</bundle>
 
+    <bundle>mvn:io.fabric8/zjsonpatch/${project.version}</bundle>
+    <bundle>mvn:io.fabric8/kubernetes-model-common/${project.version}</bundle>
     <bundle>mvn:io.fabric8/kubernetes-model-core/${project.version}</bundle>
     <bundle>mvn:io.fabric8/kubernetes-model-rbac/${project.version}</bundle>
     <bundle>mvn:io.fabric8/kubernetes-model-admissionregistration/${project.version}</bundle>
@@ -64,7 +62,7 @@
     <bundle>mvn:io.fabric8/kubernetes-model-storageclass/${project.version}</bundle>
     <bundle>mvn:io.fabric8/kubernetes-model-resource/${project.version}</bundle>
     <bundle>mvn:io.fabric8/openshift-model/${project.version}</bundle>
-    <bundle>mvn:io.fabric8/kubernetes-httpclient-okhttp/${project.version}/jar/bundle</bundle>
+    <bundle>mvn:io.fabric8/kubernetes-httpclient-jdk/${project.version}/jar/bundle</bundle>
     <bundle>mvn:io.fabric8/kubernetes-client/${project.version}/jar/bundle</bundle>
   </feature>
 
diff --git a/pom.xml b/pom.xml
index d0cbeb834d2..6e696ec62d8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -91,10 +91,7 @@
 
     <!-- Core versions -->
     <sundrio.version>0.200.0</sundrio.version>
-    <okhttp.version>3.12.12</okhttp.version>
-    <okhttp.bundle.version>3.12.1_1</okhttp.bundle.version>
-    <okio.version>1.17.6</okio.version>
-    <okio.bundle.version>1.15.0_1</okio.bundle.version>
+    <okhttp.version>4.12.0</okhttp.version>
     <jackson.version>2.18.0</jackson.version>
     <jetty.version>11.0.24</jetty.version>
     <maven-core.version>3.9.9</maven-core.version>
@@ -876,11 +873,6 @@
         <artifactId>picocli</artifactId>
         <version>${picocli.version}</version>
       </dependency>
-      <dependency>
-        <groupId>com.squareup.okio</groupId>
-        <artifactId>okio</artifactId>
-        <version>${okio.version}</version>
-      </dependency>
       <dependency>
         <groupId>org.osgi</groupId>
         <artifactId>org.osgi.service.component.annotations</artifactId>