diff --git a/testing/ci/config_kali_2020.yml b/testing/ci/config_kali_2020.yml
index fb6f7cd3665e63e70d6d9828874ce550e1c57607..90aff42de5a05828df6a2256db87bc9b769bb3b4 100644
--- a/testing/ci/config_kali_2020.yml
+++ b/testing/ci/config_kali_2020.yml
@@ -24,7 +24,7 @@ topologies:
     boxes:
       - munikypo/kali-2020.4
     original_boxes: false
-  - file: ./topologies/2-routers-2-networks-2-hosts.ym
+  - file: ./topologies/2-routers-2-networks-2-hosts.yml
     arguments:
       - border_router
       - [ansible_local, border_router]
diff --git a/testing/ci/config_windows_server.yml b/testing/ci/config_windows_server.yml
index fe6679be05d333f6aad1796eebdd3f72cb72afe4..4bfdad921f12a2859def4e147553c0886cc05a5d 100644
--- a/testing/ci/config_windows_server.yml
+++ b/testing/ci/config_windows_server.yml
@@ -19,7 +19,7 @@ topologies:
     boxes:
       - munikypo/windows-server-2019
     original_boxes: false
-  - file: ./topologies/2-routers-2-networks-2-hosts.ym
+  - file: ./topologies/2-routers-2-networks-2-hosts.yml
     arguments:
       - [ansible_local, border_router]
     boxes: