diff --git a/aip_x1_launch/config/gyro_bias_estimator.param.yaml b/aip_x1_launch/config/gyro_bias_estimator.param.yaml
index 49e3f644..d552569f 100644
--- a/aip_x1_launch/config/gyro_bias_estimator.param.yaml
+++ b/aip_x1_launch/config/gyro_bias_estimator.param.yaml
@@ -1,6 +1,6 @@
-/**:	
-  ros__parameters:	
-    gyro_bias_threshold: 0.008 # [rad/s]	
-    timer_callback_interval_sec: 0.5 # [sec]	
-    diagnostics_updater_interval_sec: 0.5 # [sec]	
+/**:
+  ros__parameters:
+    gyro_bias_threshold: 0.008 # [rad/s]
+    timer_callback_interval_sec: 0.5 # [sec]
+    diagnostics_updater_interval_sec: 0.5 # [sec]
     straight_motion_ang_vel_upper_limit: 0.015 # [rad/s]