diff --git a/render-wasm/src/wasm/fills/gradient.rs b/render-wasm/src/wasm/fills/gradient.rs
index 060ca010a..8b045f62c 100644
--- a/render-wasm/src/wasm/fills/gradient.rs
+++ b/render-wasm/src/wasm/fills/gradient.rs
@@ -7,6 +7,7 @@ const RAW_GRADIENT_DATA_SIZE: usize =
 
 #[derive(Debug, PartialEq, Clone, Copy)]
 #[repr(C)]
+#[repr(align(4))]
 pub struct RawGradientData {
     start_x: f32,
     start_y: f32,
@@ -15,31 +16,12 @@ pub struct RawGradientData {
     opacity: f32,
     width: f32,
     stop_count: u8,
-    _pad: [u8; 3],
     stops: [RawStopData; MAX_GRADIENT_STOPS],
 }
 
 impl From<[u8; RAW_GRADIENT_DATA_SIZE]> for RawGradientData {
     fn from(bytes: [u8; RAW_GRADIENT_DATA_SIZE]) -> Self {
-        Self {
-            start_x: f32::from_le_bytes([bytes[0], bytes[1], bytes[2], bytes[3]]),
-            start_y: f32::from_le_bytes([bytes[4], bytes[5], bytes[6], bytes[7]]),
-            end_x: f32::from_le_bytes([bytes[8], bytes[9], bytes[10], bytes[11]]),
-            end_y: f32::from_le_bytes([bytes[12], bytes[13], bytes[14], bytes[15]]),
-            opacity: f32::from_le_bytes([bytes[16], bytes[17], bytes[18], bytes[19]]),
-            width: f32::from_le_bytes([bytes[20], bytes[21], bytes[22], bytes[23]]),
-            stop_count: bytes[24],
-            _pad: [0; 3],
-            // FIXME: 2025-04-22: use `array_chunks` once the next release is out
-            //        and we update our devenv.
-            // See https://github.com/rust-lang/rust/issues/74985
-            stops: bytes[28..]
-                .chunks_exact(RAW_STOP_DATA_SIZE)
-                .map(|chunk| RawStopData::try_from(chunk).unwrap())
-                .collect::<Vec<_>>()
-                .try_into()
-                .unwrap(),
-        }
+        unsafe { std::mem::transmute(bytes) }
     }
 }
 
diff --git a/render-wasm/src/wasm/fills/image.rs b/render-wasm/src/wasm/fills/image.rs
index e8714b06b..7540c3184 100644
--- a/render-wasm/src/wasm/fills/image.rs
+++ b/render-wasm/src/wasm/fills/image.rs
@@ -4,6 +4,7 @@ const RAW_IMAGE_DATA_SIZE: usize = 28;
 
 #[derive(Debug, Clone, Copy, PartialEq)]
 #[repr(C)]
+#[repr(align(4))]
 pub struct RawImageFillData {
     a: u32,
     b: u32,
@@ -25,23 +26,7 @@ impl From<RawImageFillData> for ImageFill {
 
 impl From<[u8; RAW_IMAGE_DATA_SIZE]> for RawImageFillData {
     fn from(value: [u8; RAW_IMAGE_DATA_SIZE]) -> Self {
-        let a = u32::from_le_bytes([value[0], value[1], value[2], value[3]]);
-        let b = u32::from_le_bytes([value[4], value[5], value[6], value[7]]);
-        let c = u32::from_le_bytes([value[8], value[9], value[10], value[11]]);
-        let d = u32::from_le_bytes([value[12], value[13], value[14], value[15]]);
-        let opacity = f32::from_le_bytes([value[16], value[17], value[18], value[19]]);
-        let width = i32::from_le_bytes([value[20], value[21], value[22], value[23]]);
-        let height = i32::from_le_bytes([value[24], value[25], value[26], value[27]]);
-
-        Self {
-            a,
-            b,
-            c,
-            d,
-            opacity,
-            width,
-            height,
-        }
+        unsafe { std::mem::transmute(value) }
     }
 }
 
diff --git a/render-wasm/src/wasm/fills/solid.rs b/render-wasm/src/wasm/fills/solid.rs
index bd4219b4b..5b9d97286 100644
--- a/render-wasm/src/wasm/fills/solid.rs
+++ b/render-wasm/src/wasm/fills/solid.rs
@@ -3,6 +3,7 @@ use crate::shapes::{Color, SolidColor};
 const RAW_SOLID_DATA_SIZE: usize = 4;
 
 #[repr(C)]
+#[repr(align(4))]
 #[derive(Debug, PartialEq, Clone, Copy)]
 pub struct RawSolidData {
     pub color: u32,
@@ -10,9 +11,7 @@ pub struct RawSolidData {
 
 impl From<[u8; 4]> for RawSolidData {
     fn from(value: [u8; RAW_SOLID_DATA_SIZE]) -> Self {
-        Self {
-            color: u32::from_le_bytes(value),
-        }
+        unsafe { std::mem::transmute(value) }
     }
 }