diff --git a/doc/NR_SA_Tutorial_COTS_UE.md b/doc/NR_SA_Tutorial_COTS_UE.md
index 7b7e235600b11075626d5239e5df8a1f557adbab..0924eee1b0954ba70a1e99fdd7f5042573e4c5b9 100644
--- a/doc/NR_SA_Tutorial_COTS_UE.md
+++ b/doc/NR_SA_Tutorial_COTS_UE.md
@@ -21,7 +21,7 @@ In this tutorial we describe how to configure and run a 5G end-to-end setup with
 
 Minimum hardware requirements:
 - Laptop/Desktop/Server for OAI CN5G and OAI gNB
-    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.3-desktop-amd64.iso)
+    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso)
     - CPU: 8 cores x86_64 @ 3.5 GHz
     - RAM: 32 GB
 - Laptop for UE
diff --git a/doc/NR_SA_Tutorial_OAI_CN5G.md b/doc/NR_SA_Tutorial_OAI_CN5G.md
index a07cf85631178aa23a7a9fa57fd0edac755647bd..07914b417a53476d715b0b6b99e6f8ea8f7e5554 100644
--- a/doc/NR_SA_Tutorial_OAI_CN5G.md
+++ b/doc/NR_SA_Tutorial_OAI_CN5G.md
@@ -21,7 +21,7 @@ In this tutorial we describe how to configure and run a 5G end-to-end setup with
 
 Minimum hardware requirements:
 - Laptop/Desktop/Server for OAI CN5G and OAI gNB
-    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.3-desktop-amd64.iso)
+    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso)
     - CPU: 8 cores x86_64 @ 3.5 GHz
     - RAM: 32 GB
 
diff --git a/doc/NR_SA_Tutorial_OAI_nrUE.md b/doc/NR_SA_Tutorial_OAI_nrUE.md
index be21f71097f592163401dc6aea80230d40808e71..30a8b524193be2afd26ec9332052f3eead4141b7 100644
--- a/doc/NR_SA_Tutorial_OAI_nrUE.md
+++ b/doc/NR_SA_Tutorial_OAI_nrUE.md
@@ -21,11 +21,11 @@ In this tutorial we describe how to configure and run a 5G end-to-end setup with
 
 Minimum hardware requirements:
 - Laptop/Desktop/Server for OAI CN5G and OAI gNB
-    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.3-desktop-amd64.iso)
+    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso)
     - CPU: 8 cores x86_64 @ 3.5 GHz
     - RAM: 32 GB
 - Laptop for UE
-    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.3-desktop-amd64.iso)
+    - Operating System: [Ubuntu 22.04 LTS](https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso)
     - CPU: 8 cores x86_64 @ 3.5 GHz
     - RAM: 8 GB
 - [USRP B210](https://www.ettus.com/all-products/ub210-kit/), [USRP N300](https://www.ettus.com/all-products/USRP-N300/) or [USRP X300](https://www.ettus.com/all-products/x300-kit/)