diff --git a/kalman_filter/__main__.py b/kalman_filter/__main__.py
index d7aa5cc..a97eecf 100644
--- a/kalman_filter/__main__.py
+++ b/kalman_filter/__main__.py
@@ -1,15 +1,15 @@
 from kalman_filter.examples import gps_measurement as gps
-from kalman_filter.examples import second_order_system as sos
-from kalman_filter.examples import second_order_system_animated as sos_anim
+from kalman_filter.examples import dynamic_system as dyn
+from kalman_filter.examples import dynamic_system_animated as dyn_anim
 from kalman_filter.examples import gps_two_sources_animated as gps_ts_anim
 from kalman_filter.filter.kalman_filter import LinearKalmanFilter
 
 
 def main():
     #gps.run(LinearKalmanFilter)
-    #sos.run(LinearKalmanFilter)
-    sos_anim.run(LinearKalmanFilter)
-    #gps_ts_anim.run(LinearKalmanFilter)
+    #dyn.run(LinearKalmanFilter)
+    #dyn_anim.run(LinearKalmanFilter)
+    gps_ts_anim.run(LinearKalmanFilter)
 
 
 if __name__ == '__main__':
diff --git a/kalman_filter/examples/second_order_system.py b/kalman_filter/examples/dynamic_system.py
similarity index 98%
rename from kalman_filter/examples/second_order_system.py
rename to kalman_filter/examples/dynamic_system.py
index 97b7a5c..f071af6 100644
--- a/kalman_filter/examples/second_order_system.py
+++ b/kalman_filter/examples/dynamic_system.py
@@ -3,7 +3,6 @@ import numpy as np
 
 
 """
-Second order LTI-system:
 x_{n+1} = x_n + dt*v_n
 v_{n+1} = v_n
 
diff --git a/kalman_filter/examples/second_order_system_animated.py b/kalman_filter/examples/dynamic_system_animated.py
similarity index 100%
rename from kalman_filter/examples/second_order_system_animated.py
rename to kalman_filter/examples/dynamic_system_animated.py