diff --git a/tests/unit/plugins/modules/net_tools/test_nmcli.py b/tests/unit/plugins/modules/net_tools/test_nmcli.py
index 4ff28faf2e..44aed1c9e2 100644
--- a/tests/unit/plugins/modules/net_tools/test_nmcli.py
+++ b/tests/unit/plugins/modules/net_tools/test_nmcli.py
@@ -667,7 +667,7 @@ connection.id:                          non_existent_nw_device
 connection.type:                        gsm
 connection.interface-name:              gsm_non_existant
 gsm.number:                             *99#
-gsm.username:                           tm-mobile
+gsm.username:                           t-mobile
 gsm.password:                           tm
 gsm.password-flags:                     0 (none)
 gsm.apn:                                internet.telekom