diff --git a/ROMFS/px4fmu_common/init.d/airframes/50005_ssrc_scout_mini_rover b/ROMFS/px4fmu_common/init.d/airframes/50005_ssrc_scout_mini_rover
index 4bcccd549ceb..c3df57c41829 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/50005_ssrc_scout_mini_rover
+++ b/ROMFS/px4fmu_common/init.d/airframes/50005_ssrc_scout_mini_rover
@@ -106,5 +106,5 @@ param set-default SDLOG_KEY 3
 param set-default RC_MAP_FLTMODE 5
 param set-default COM_FLTMODE4 2
 param set-default COM_FLTMODE6 0
-param set-default RC_MAP_ARM_SW	8
+param set-default RC_MAP_ARM_SW 8
 param set-default RC_MAP_KILL_SW 7
diff --git a/ROMFS/px4fmu_common/init.d/airframes/50006_ssrc_bunker_rover b/ROMFS/px4fmu_common/init.d/airframes/50006_ssrc_bunker_rover
index c7b6cf493c4f..784bfe40d5df 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/50006_ssrc_bunker_rover
+++ b/ROMFS/px4fmu_common/init.d/airframes/50006_ssrc_bunker_rover
@@ -106,5 +106,5 @@ param set-default SDLOG_KEY 3
 param set-default RC_MAP_FLTMODE 5
 param set-default COM_FLTMODE4 2
 param set-default COM_FLTMODE6 0
-param set-default RC_MAP_ARM_SW	8
+param set-default RC_MAP_ARM_SW 8
 param set-default RC_MAP_KILL_SW 7
diff --git a/ROMFS/px4fmu_common/init.d/airframes/50007_ssrc_bunker_mini_rover b/ROMFS/px4fmu_common/init.d/airframes/50007_ssrc_bunker_mini_rover
index 7459c6ce33d7..83839645c7e4 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/50007_ssrc_bunker_mini_rover
+++ b/ROMFS/px4fmu_common/init.d/airframes/50007_ssrc_bunker_mini_rover
@@ -106,5 +106,5 @@ param set-default SDLOG_KEY 3
 param set-default RC_MAP_FLTMODE 5
 param set-default COM_FLTMODE4 2
 param set-default COM_FLTMODE6 0
-param set-default RC_MAP_ARM_SW	8
+param set-default RC_MAP_ARM_SW 8
 param set-default RC_MAP_KILL_SW 7