diff --git a/img/array-sample-format.tif b/img/array-sample-format.tif
new file mode 100644
index 0000000..b626596
Binary files /dev/null and b/img/array-sample-format.tif differ
diff --git a/src/__tests__/decode.test.ts b/src/__tests__/decode.test.ts
index b6fbd59..7e1481a 100644
--- a/src/__tests__/decode.test.ts
+++ b/src/__tests__/decode.test.ts
@@ -157,6 +157,14 @@ const files: TiffFile[] = [
     components: 1,
     alpha: false,
   },
+  {
+    name: "array-sample-format.tif",
+    width: 2,
+    height: 2,
+    bitsPerSample: 32,
+    components: 3,
+    alpha: false,
+  }
 ];
 const cases = files.map(
   (file) => [file.name, file, readImage(file.name)] as const,