diff --git a/docs/source/nanonav.py b/docs/source/nanonav.py
index de63249..b804d09 100644
--- a/docs/source/nanonav.py
+++ b/docs/source/nanonav.py
@@ -147,6 +147,7 @@ def m1_forward(self, speed):
         """
         Set Motor 1 to turn forward at speed.
         :param speed: The speed to turn Motor 1 forward at. This is a percentage of max speed from 0-100.
+        :type speed: int or float
         """
         pass
 
@@ -154,6 +155,7 @@ def m2_backward(self, speed):
         """
         Set Motor 1 to turn backward at speed.
         :param speed: The speed to turn Motor 1 backward at. This is a percentage of max speed from 0-100.
+        :type speed: int or float
         """
         pass
 
@@ -161,6 +163,7 @@ def m2_forward(self, speed):
         """
         Set Motor 2 to turn forward at speed.
         :param speed: The speed to turn Motor 2 forward at. This is a percentage of max speed from 0-100.
+        :type speed: int or float
         """
         pass
         
@@ -168,6 +171,7 @@ def m2_backward(self, speed):
         """
         Set Motor 2 to turn backward at speed.
         :param speed: The speed to turn Motor 2 backward at. This is a percentage of max speed from 0-100.
+        :type speed: int or float
         """
         pass