diff --git a/docs/en/snippets.md b/docs/en/snippets.md
index 236b40bf..3393ba15 100644
--- a/docs/en/snippets.md
+++ b/docs/en/snippets.md
@@ -151,7 +151,7 @@ Determining whether the copter is turned upside-down:
 PI_2 = math.pi / 2
 telem = get_telemetry()
 
-flipped = not -PI_2 <= telem.pitch <= PI_2 or not -PI_2 <= telem.roll <= PI_2
+flipped = abs(telem.pitch) > PI_2 or abs(telem.roll) > PI_2
 ```
 
 ### # {#angle-hor}
@@ -299,7 +299,7 @@ set_mode(custom_mode='STABILIZED')
 
 ### # {#flip}
 
-Universal flip:
+Flip:
 
 ```python
 import math
diff --git a/docs/ru/snippets.md b/docs/ru/snippets.md
index 39a59f0a..6d3ebc5a 100644
--- a/docs/ru/snippets.md
+++ b/docs/ru/snippets.md
@@ -195,7 +195,7 @@ new_pose = tf_buffer.transform(pose, frame_id, transform_timeout)
 PI_2 = math.pi / 2
 telem = get_telemetry()
 
-flipped = not -PI_2 <= telem.pitch <= PI_2 or not -PI_2 <= telem.roll <= PI_2
+flipped = abs(telem.pitch) > PI_2 or abs(telem.roll) > PI_2
 ```
 
 ### # {#angle-hor}
@@ -343,7 +343,7 @@ set_mode(custom_mode='STABILIZED')
 
 ### # {#flip}
 
-Универсальный флип:
+Флип:
 
 ```python
 import math