diff --git a/objects/rct2/ride/rct2.ride.cboat.json b/objects/rct2/ride/rct2.ride.cboat.json
index 393869101b..ff2d117a4e 100644
--- a/objects/rct2/ride/rct2.ride.cboat.json
+++ b/objects/rct2/ride/rct2.ride.cboat.json
@@ -37,10 +37,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "hasAdditionalColour1": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,
diff --git a/objects/rct2/ride/rct2.ride.rboat.json b/objects/rct2/ride/rct2.ride.rboat.json
index 5736dd1b6a..9a7d319025 100644
--- a/objects/rct2/ride/rct2.ride.rboat.json
+++ b/objects/rct2/ride/rct2.ride.rboat.json
@@ -44,10 +44,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 6,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "hasAdditionalColour1": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,
diff --git a/objects/rct2/ride/rct2.ride.swans.json b/objects/rct2/ride/rct2.ride.swans.json
index e3963cd689..b3cf863c78 100644
--- a/objects/rct2/ride/rct2.ride.swans.json
+++ b/objects/rct2/ride/rct2.ride.swans.json
@@ -40,10 +40,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,
             "hasRiderAnimation": true,
diff --git a/objects/rct2/ride/rct2.ride.trike.json b/objects/rct2/ride/rct2.ride.trike.json
index 5868318d8f..8db53837a1 100644
--- a/objects/rct2/ride/rct2.ride.trike.json
+++ b/objects/rct2/ride/rct2.ride.trike.json
@@ -55,10 +55,9 @@
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
             "numVerticalFramesOverride": 2,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "overrideNumberOfVerticalFrames": true,
             "hasAdditionalColour1": true,
             "isPowered": true,
diff --git a/objects/rct2ww/ride/rct2ww.ride.dhowwatr.json b/objects/rct2ww/ride/rct2ww.ride.dhowwatr.json
index 93f6675d61..049e4ff877 100644
--- a/objects/rct2ww/ride/rct2ww.ride.dhowwatr.json
+++ b/objects/rct2ww/ride/rct2ww.ride.dhowwatr.json
@@ -34,10 +34,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,
             "hasRiderAnimation": true,
diff --git a/objects/rct2ww/ride/rct2ww.ride.mandarin.json b/objects/rct2ww/ride/rct2ww.ride.mandarin.json
index 023d92f883..48f1aa152b 100644
--- a/objects/rct2ww/ride/rct2ww.ride.mandarin.json
+++ b/objects/rct2ww/ride/rct2ww.ride.mandarin.json
@@ -50,10 +50,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "hasAdditionalColour1": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,
diff --git a/objects/rct2ww/ride/rct2ww.ride.outriggr.json b/objects/rct2ww/ride/rct2ww.ride.outriggr.json
index d1d7850028..35e08e36af 100644
--- a/objects/rct2ww/ride/rct2ww.ride.outriggr.json
+++ b/objects/rct2ww/ride/rct2ww.ride.outriggr.json
@@ -33,10 +33,9 @@
             "poweredAcceleration": 8,
             "poweredMaxSpeed": 5,
             "drawOrder": 5,
-            "frames": {
-                "flat": true
+            "spriteGroups": {
+                "slopeFlat": 16
             },
-            "VEHICLE_ENTRY_FLAG_11": true,
             "hasAdditionalColour1": true,
             "isPowered": true,
             "useBoatHireCollisionDetection": true,