diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d1d9c9..07dc678 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # ChangeLog for FreeRTOS 202406-LTS
 
+## 202406.05-LTS (April 2026)
+
+Update the following libraries in the Long Term Support (LTS) patch release:
+* [FreeRTOS-Plus-TCP V4.2.6](https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/tree/V4.2.6)
+
 ## 202406.04-LTS (October 2025)
 
 Update the following libraries in the Long Term Support (LTS) patch release:
diff --git a/FreeRTOS/FreeRTOS-Plus-TCP b/FreeRTOS/FreeRTOS-Plus-TCP
index 379275f..5986530 160000
--- a/FreeRTOS/FreeRTOS-Plus-TCP
+++ b/FreeRTOS/FreeRTOS-Plus-TCP
@@ -1 +1 @@
-Subproject commit 379275fbe7d0e4199fb826b8c1f0d429ecd2038b
+Subproject commit 5986530664073a609e634bde63dd9bff37e725f0
diff --git a/README.md b/README.md
index f13661e..8d31a91 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Libraries in this GitHub branch (also listed below) are part of the FreeRTOS 202
 | Library                     | Version             | LTS Until  | LTS Repo URL                                                                    |
 |-------------------------    |---------------------|------------|-------------------------------------------------------------------------------  |
 | FreeRTOS Kernel             | 11.1.0              | 06/30/2026 | https://github.com/FreeRTOS/FreeRTOS-Kernel/tree/V11.1.0                        |
-| FreeRTOS-Plus-TCP           | 4.2.5               | 06/30/2026 | https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/tree/V4.2.5                       |
+| FreeRTOS-Plus-TCP           | 4.2.6               | 06/30/2026 | https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/tree/V4.2.6                       |
 | coreMQTT                    | 2.3.1               | 06/30/2026 | https://github.com/FreeRTOS/coreMQTT/tree/v2.3.1                                |
 | coreHTTP                    | 3.1.1               | 06/30/2026 | https://github.com/FreeRTOS/coreHTTP/tree/v3.1.1                                |
 | corePKCS11                  | 3.6.3               | 06/30/2026 | https://github.com/FreeRTOS/corePKCS11/tree/v3.6.3                              |
diff --git a/manifest.yml b/manifest.yml
index b7f0ec6..fa27266 100644
--- a/manifest.yml
+++ b/manifest.yml
@@ -10,7 +10,7 @@ dependencies:
       url: "https://github.com/FreeRTOS/FreeRTOS-Kernel.git"
       path: "FreeRTOS/FreeRTOS-Kernel"
   - name: "FreeRTOS-Plus-TCP"
-    version: "V4.2.5"
+    version: "V4.2.6"
     repository:
       type: "git"
       url: "https://github.com/FreeRTOS/FreeRTOS-Plus-TCP.git"