diff --git a/src/uu/factor/src/numeric/gcd.rs b/src/uu/factor/src/numeric/gcd.rs
index ec72570ba..6273e788c 100644
--- a/src/uu/factor/src/numeric/gcd.rs
+++ b/src/uu/factor/src/numeric/gcd.rs
@@ -75,6 +75,7 @@ mod tests {
         fn divisor(a: u64, b: u64) -> bool {
             // Test that gcd(a, b) divides a and b
             let g = gcd(a, b);
+            if g == 0 { return a == 0 && b == 0; }
             a % g == 0 && b % g == 0
         }