diff --git a/changelog.md b/changelog.md
index eb19a474..83cd6b34 100644
--- a/changelog.md
+++ b/changelog.md
@@ -48,6 +48,7 @@ Saves from 2.3 are not compatible with 2.4.
 * **[Units]** Pyotr Velikiy cruiser has been removed for now as it's nearly unkillable.
 * **[Units]** Submarines have been removed for now as they aren't wholly functional.
 * **[Units]** Fixed "FACTION ERROR : Unable to find OliverHazardPerryGroupGenerator in pydcs" error at startup.
+* **[Flight Planner]** Fixed not being able to create custom waypoints for buildings.
 
 # 2.3.4
 
diff --git a/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py b/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
index d3e266b5..8bb72d81 100644
--- a/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
+++ b/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
@@ -71,7 +71,7 @@ class QPredefinedWaypointSelectionComboBox(QFilteredComboBox):
             for cp in self.game.theater.controlpoints:
                 if (self.include_enemy and not cp.captured) or (self.include_friendly and cp.captured):
                     for ground_object in cp.ground_objects:
-                        if not ground_object.is_dead and not isinstance(ground_object, BuildingGroundObject):
+                        if not ground_object.is_dead and isinstance(ground_object, BuildingGroundObject):
                             wpt = FlightWaypoint(
                                 FlightWaypointType.CUSTOM,
                                 ground_object.position.x,