diff --git a/core/src/avm1/globals/bitmap_data.rs b/core/src/avm1/globals/bitmap_data.rs
index 756855c05..f9b9a4f35 100644
--- a/core/src/avm1/globals/bitmap_data.rs
+++ b/core/src/avm1/globals/bitmap_data.rs
@@ -226,8 +226,8 @@ pub fn set_pixel32<'gc>(
             if let (Some(x_val), Some(y_val), Some(color_val)) =
                 (args.get(0), args.get(1), args.get(2))
             {
-                let x = x_val.coerce_to_i32(activation)?;
-                let y = y_val.coerce_to_i32(activation)?;
+                let x = x_val.coerce_to_u32(activation)?;
+                let y = y_val.coerce_to_u32(activation)?;
                 let color = color_val.coerce_to_i32(activation)?;
 
                 bitmap_data
diff --git a/core/src/avm2/globals/flash/display/bitmap_data.rs b/core/src/avm2/globals/flash/display/bitmap_data.rs
index fb7122bce..cb3998d6c 100644
--- a/core/src/avm2/globals/flash/display/bitmap_data.rs
+++ b/core/src/avm2/globals/flash/display/bitmap_data.rs
@@ -399,8 +399,8 @@ pub fn set_pixel32<'gc>(
     args: &[Value<'gc>],
 ) -> Result<Value<'gc>, Error<'gc>> {
     if let Some(bitmap_data) = this.and_then(|t| t.as_bitmap_data()) {
-        let x = args.get_i32(activation, 0)?;
-        let y = args.get_i32(activation, 1)?;
+        let x = args.get_u32(activation, 0)?;
+        let y = args.get_u32(activation, 1)?;
         let color = args.get_i32(activation, 2)?;
         bitmap_data
             .write(activation.context.gc_context)
@@ -447,7 +447,7 @@ pub fn set_pixels<'gc>(
             for x in x..x + width {
                 // Copy data from bytearray until EOFError or finished
                 if let Ok(color) = ba_read.read_int_at(ind) {
-                    bitmap_data.set_pixel32(x as i32, y as i32, color.into());
+                    bitmap_data.set_pixel32(x, y, color.into());
                     ind += 4;
                 } else {
                     return Err(Error::AvmError(crate::avm2::error::eof_error(
diff --git a/core/src/bitmap/bitmap_data.rs b/core/src/bitmap/bitmap_data.rs
index 813915de3..1af91db90 100644
--- a/core/src/bitmap/bitmap_data.rs
+++ b/core/src/bitmap/bitmap_data.rs
@@ -642,13 +642,9 @@ impl<'gc> BitmapData<'gc> {
         self.pixels[(x + y * self.width) as usize] = color;
     }
 
-    pub fn set_pixel32(&mut self, x: i32, y: i32, color: Color) {
-        if self.is_point_in_bounds(x, y) {
-            self.set_pixel32_raw(
-                x as u32,
-                y as u32,
-                color.to_premultiplied_alpha(self.transparency()),
-            );
+    pub fn set_pixel32(&mut self, x: u32, y: u32, color: Color) {
+        if x < self.width && y < self.height {
+            self.set_pixel32_raw(x, y, color.to_premultiplied_alpha(self.transparency()));
             self.set_cpu_dirty(true);
         }
     }