diff --git a/docs/operating_system_filtering.md b/docs/operating_system_filtering.md
index 6bb69f5..b1b516d 100644
--- a/docs/operating_system_filtering.md
+++ b/docs/operating_system_filtering.md
@@ -62,4 +62,4 @@ Once the function has the allowed OS versions, it checks each device:
 #### **Final Output:**
 - If `target_os="Linux"`: `["A1", "A2"]`
 - If `target_os="Debian"`: `["A1"]`
-- If `target_os=None`: `["A1", "A2", "A3"]` or `target_os` is undefined
\ No newline at end of file
+- If `target_os=None` or `target_os` is undefined: `["A1", "A2", "A3"]`