diff --git a/changelog.md b/changelog.md
index 70a60145..781580bc 100644
--- a/changelog.md
+++ b/changelog.md
@@ -37,6 +37,7 @@ Saves from 4.x are not compatible with 5.0.
 * **[Mission Generation]** Fixed generation of landing waypoints so that the AI obeys them.
 * **[Mission Generation]** AI carrier aircraft with a start time of T+0 will now start at T+1s to avoid traffic jams.
 * **[Mission Generation]** Fixed cases of unused aircraft not being spawned at airfields as soon as any airport filled up.
+* **[Mission Generation]** Fixed cases with multiple client flights of the same airframe all received the same preset channels.
 * **[UI]** Selling of Units is now visible again in the UI dialog and shows the correct amount of sold units
 * **[UI]** Fixed bug where an incompatible campaign could be generated if no action is taken on the campaign selection screen.
 
diff --git a/requirements.txt b/requirements.txt
index 07ebf673..a6a648be 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ Pillow==8.3.2
 pluggy==0.13.1
 pre-commit==2.10.1
 py==1.10.0
--e git://github.com/pydcs/dcs@a30567f41e1e9b529b5a8270ac873e0b8d0d2544#egg=pydcs
+-e git://github.com/pydcs/dcs@b9da41b44abd649e2699cf8eb1a77e5959a4eddf#egg=pydcs
 pyinstaller==4.3
 pyinstaller-hooks-contrib==2021.1
 pyparsing==2.4.7