diff --git a/changelog.md b/changelog.md
index 0c25ba16..10d47a4a 100644
--- a/changelog.md
+++ b/changelog.md
@@ -34,6 +34,7 @@ Saves from 4.x are not compatible with 5.0.
 * **[Mission Generation]** Mission results and other files will now be opened with enforced utf-8 encoding to prevent an issue where destroyed ground units were untracked because of special characters in their names.
 * **[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.
 * **[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/gen/aircraft.py b/gen/aircraft.py
index fd49df18..165e9964 100644
--- a/gen/aircraft.py
+++ b/gen/aircraft.py
@@ -659,8 +659,8 @@ class AircraftConflictGenerator:
                 try:
                     self._spawn_unused_for(squadron, country, faction)
                 except NoParkingSlotError:
-                    # If we run out of parking, stop spawning aircraft.
-                    return
+                    # If we run out of parking, stop spawning aircraft at this base.
+                    break
 
     def _spawn_unused_for(
         self, squadron: Squadron, country: Country, faction: Faction