diff --git a/tests/by-util/test_ls.rs b/tests/by-util/test_ls.rs
index 4667cef43..0cc965e14 100644
--- a/tests/by-util/test_ls.rs
+++ b/tests/by-util/test_ls.rs
@@ -4193,10 +4193,10 @@ fn test_ls_context_long() {
     for c_flag in ["-Zl", "-Zal"] {
         let result = scene.ucmd().args(&[c_flag, "foo"]).succeeds();
 
-        let line: Vec<_> = result.stdout_str().split(" ").collect();
-        assert!(line[0].ends_with("."));
+        let line: Vec<_> = result.stdout_str().split(' ').collect();
+        assert!(line[0].ends_with('.'));
         assert!(line[4].starts_with("unconfined_u"));
-        let s: Vec<_> = line[4].split(":").collect();
+        let s: Vec<_> = line[4].split(':').collect();
         assert!(s.len() == 4);
     }
 }
diff --git a/tests/by-util/test_stat.rs b/tests/by-util/test_stat.rs
index 9587367e8..6c4258189 100644
--- a/tests/by-util/test_stat.rs
+++ b/tests/by-util/test_stat.rs
@@ -511,6 +511,6 @@ fn test_stat_selinux() {
         .stdout_contains("system_u");
     // Count that we have 4 fields
     let result = ts.ucmd().arg("--printf='%C'").arg("/bin/").succeeds();
-    let s: Vec<_> = result.stdout_str().split(":").collect();
+    let s: Vec<_> = result.stdout_str().split(':').collect();
     assert!(s.len() == 4);
 }