diff --git a/addons/sitting/CfgVehicles.hpp b/addons/sitting/CfgVehicles.hpp
index c915750d02..5fbcdab06e 100644
--- a/addons/sitting/CfgVehicles.hpp
+++ b/addons/sitting/CfgVehicles.hpp
@@ -63,7 +63,7 @@ class CfgVehicles {
         GVAR(sitRotation) = 10;
     };
     // Camping Chair
-    class Land_CampingChair_V2_F:  ThingX {
+    class Land_CampingChair_V2_F: ThingX {
         XEH_ENABLED;
         MACRO_SEAT_ACTION
         GVAR(canSit) = 1;
@@ -71,44 +71,8 @@ class CfgVehicles {
         GVAR(sitPosition[]) = {0, -0.1, -0.45};
         GVAR(sitRotation) = 45;
     };
-    // Chair (Plastic)
-    class Land_ChairPlastic_F:  ThingX {
-        XEH_ENABLED;
-        MACRO_SEAT_ACTION
-        GVAR(canSit) = 1;
-        GVAR(sitDirection) = 90;
-        GVAR(sitPosition[]) = {0, 0, -0.5};
-        GVAR(sitRotation) = 5;
-    };
-    // Chair (Wooden)
-    class Land_ChairWood_F:  ThingX {
-        XEH_ENABLED;
-        MACRO_SEAT_ACTION
-        GVAR(canSit) = 1;
-        GVAR(sitDirection) = 180;
-        GVAR(sitPosition[]) = {0, -0.05, 0};
-        GVAR(sitRotation) = 75;
-    };
-    // Office Chair
-    class Land_OfficeChair_01_F:  ThingX {
-        XEH_ENABLED;
-        MACRO_SEAT_ACTION
-        GVAR(canSit) = 1;
-        GVAR(sitDirection) = 180;
-        GVAR(sitPosition[]) = {0, 0, -0.6};
-        GVAR(sitRotation) = 15;
-    };
-    // Rattan Chair
-    class Land_RattanChair_01_F:  ThingX {
-        XEH_ENABLED;
-        MACRO_SEAT_ACTION
-        GVAR(canSit) = 1;
-        GVAR(sitDirection) = 180;
-        GVAR(sitPosition[]) = {0, -0.1, -1}; // Z must be -1 due to chair's geometry (magic floating seat point)
-        GVAR(sitRotation) = 2;
-    };
     // Field Toilet
-    class Land_FieldToilet_F:  ThingX {
+    class Land_FieldToilet_F: ThingX {
         XEH_ENABLED;
         MACRO_SEAT_ACTION
         GVAR(canSit) = 1;
@@ -117,7 +81,7 @@ class CfgVehicles {
         GVAR(sitRotation) = 10;
     };
     // Toiletbox
-    class Land_ToiletBox_F:  ThingX {
+    class Land_ToiletBox_F: ThingX {
         XEH_ENABLED;
         MACRO_SEAT_ACTION
         GVAR(canSit) = 1;
@@ -125,4 +89,42 @@ class CfgVehicles {
         GVAR(sitPosition[]) = {0, 0.75, -1.1};
         GVAR(sitRotation) = 10;
     };
+
+    class Furniture_base_F;
+    // Chair (Plastic)
+    class Land_ChairPlastic_F: Furniture_base_F {
+        XEH_ENABLED;
+        MACRO_SEAT_ACTION
+        GVAR(canSit) = 1;
+        GVAR(sitDirection) = 90;
+        GVAR(sitPosition[]) = {0, 0, -0.5};
+        GVAR(sitRotation) = 5;
+    };
+    // Chair (Wooden)
+    class Land_ChairWood_F: Furniture_base_F {
+        XEH_ENABLED;
+        MACRO_SEAT_ACTION
+        GVAR(canSit) = 1;
+        GVAR(sitDirection) = 180;
+        GVAR(sitPosition[]) = {0, -0.05, 0};
+        GVAR(sitRotation) = 75;
+    };
+    // Office Chair
+    class Land_OfficeChair_01_F: Furniture_base_F {
+        XEH_ENABLED;
+        MACRO_SEAT_ACTION
+        GVAR(canSit) = 1;
+        GVAR(sitDirection) = 180;
+        GVAR(sitPosition[]) = {0, 0, -0.6};
+        GVAR(sitRotation) = 15;
+    };
+    // Rattan Chair
+    class Land_RattanChair_01_F: Furniture_base_F {
+        XEH_ENABLED;
+        MACRO_SEAT_ACTION
+        GVAR(canSit) = 1;
+        GVAR(sitDirection) = 180;
+        GVAR(sitPosition[]) = {0, -0.1, -1}; // Z must be -1 due to chair's geometry (magic floating seat point)
+        GVAR(sitRotation) = 2;
+    };
 };