diff --git a/tests/by-util/test_dd.rs b/tests/by-util/test_dd.rs
index a3b007909e5..a8cb0aa6473 100644
--- a/tests/by-util/test_dd.rs
+++ b/tests/by-util/test_dd.rs
@@ -396,7 +396,7 @@ fn test_null_stats() {
         .arg("if=null.txt")
         .run()
         .stderr_contains("0+0 records in\n0+0 records out\n0 bytes copied, ")
-        .stderr_matches(&Regex::new(r"\d\.\d+(e-\d\d)? s, ").unwrap())
+        .stderr_matches(&Regex::new(r"\d(\.\d+)?(e-\d\d)? s, ").unwrap())
         .stderr_contains("0.0 B/s")
         .success();
 }