diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17cb141..011b04a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,10 +3,6 @@ Game store page: https://crispypin.itch.io/marble-machinations
 
 ## [unreleased]
 
-## v0.3.1 - 2025-04-05
-### fixed
-- broken area calculation causing crash when completing a level with a machine wider than it is tall
-
 ## v0.3.0 - 2025-04-04
 ### added
 - score number: bounding area
diff --git a/Cargo.lock b/Cargo.lock
index 0481cd8..d4c39b5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 4
+version = 3
 
 [[package]]
 name = "aho-corasick"
@@ -213,7 +213,7 @@ checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
 
 [[package]]
 name = "marble-machinations"
-version = "0.3.1"
+version = "0.3.0"
 dependencies = [
  "arboard",
  "raylib",
diff --git a/Cargo.toml b/Cargo.toml
index d7d32d7..e184723 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "marble-machinations"
-version = "0.3.1"
+version = "0.3.0"
 edition = "2021"
 default-run = "marble-machinations"
 
diff --git a/src/marble_engine/grid.rs b/src/marble_engine/grid.rs
index 63f2f64..1e0bc8d 100644
--- a/src/marble_engine/grid.rs
+++ b/src/marble_engine/grid.rs
@@ -124,9 +124,9 @@ impl Grid {
 	}
 
 	pub fn used_bounds_area(&self) -> usize {
-		let row_clear = |y| {
-			for x in 0..self.width {
-				if !self.get_unchecked((x, y).into()).is_blank() {
+		let row_clear = |a, max, f: fn(usize, usize) -> (usize, usize)| {
+			for b in 0..max {
+				if !self.get_unchecked(f(a, b).into()).is_blank() {
 					return false;
 				}
 			}
@@ -134,37 +134,29 @@ impl Grid {
 		};
 		let mut height = self.height;
 		for y in 0..self.height {
-			if row_clear(y) {
+			if row_clear(y, self.width, |y, x| (x, y)) {
 				height -= 1;
 			} else {
 				break;
 			}
 		}
 		for y in (0..self.height).rev() {
-			if row_clear(y) {
+			if row_clear(y, self.width, |y, x| (x, y)) {
 				height -= 1;
 			} else {
 				break;
 			}
 		}
-		let col_clear = |x| {
-			for y in 0..self.height {
-				if !self.get_unchecked((x, y).into()).is_blank() {
-					return false;
-				}
-			}
-			true
-		};
 		let mut width = self.width;
 		for x in 0..self.width {
-			if col_clear(x) {
+			if row_clear(x, self.height, |x, y| (x, y)) {
 				width -= 1;
 			} else {
 				break;
 			}
 		}
 		for x in (0..self.width).rev() {
-			if col_clear(x) {
+			if row_clear(x, self.width, |x, y| (x, y)) {
 				width -= 1;
 			} else {
 				break;