diff --git a/macho/universal.test.ts b/macho/universal.test.ts
index f6d8eef..8332d17 100644
--- a/macho/universal.test.ts
+++ b/macho/universal.test.ts
@@ -13,6 +13,7 @@ for (const [index, { kind, arch, file, archs }] of fixtures.entries()) {
 		assertEquals(uni.length(), 0);
 		assertEquals(uni.isOpen(), false);
 		assertEquals(uni.isUniversal(), false);
+		assertEquals(uni.isSuspicious(), false);
 
 		switch (index % 4) {
 			case 0: {
@@ -48,6 +49,7 @@ for (const [index, { kind, arch, file, archs }] of fixtures.entries()) {
 		}
 		assertEquals(uni.isOpen(), true);
 		assertEquals(uni.isUniversal(), archs.size > 1);
+		// assertEquals(uni.isSuspicious(), false);
 
 		const architectures = new Set<Architecture>();
 		uni.architectures(architectures);
diff --git a/macho/universal.ts b/macho/universal.ts
index 5429a67..c92b3d1 100644
--- a/macho/universal.ts
+++ b/macho/universal.ts
@@ -282,4 +282,13 @@ export class Universal {
 	public length(): number {
 		return this.mLength;
 	}
+
+	/**
+	 * Check if FAT binary is suspicious.
+	 *
+	 * @returns Is suspicious.
+	 */
+	public isSuspicious(): boolean {
+		return this.mSuspicious;
+	}
 }