diff --git a/test-cargo-miri/test.stdout.ref b/test-cargo-miri/test.stdout.ref
index 318057a7d9e6..97589e9a1635 100644
--- a/test-cargo-miri/test.stdout.ref
+++ b/test-cargo-miri/test.stdout.ref
@@ -6,8 +6,8 @@ test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
 
 
 running 3 tests
-test rng ... ok
-test seeded_rng ... ok
+test entropy_rng ... ok
+test fixed_rng ... ok
 test simple ... ok
 
 test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
diff --git a/test-cargo-miri/tests/test.rs b/test-cargo-miri/tests/test.rs
index 1812ca59c417..cea14d0d1ca2 100644
--- a/test-cargo-miri/tests/test.rs
+++ b/test-cargo-miri/tests/test.rs
@@ -10,7 +10,7 @@ fn simple() {
 // Having more than 1 test does seem to make a difference
 // (i.e., this calls ptr::swap which having just one test does not).
 #[test]
-fn rng() {
+fn fixed_rng() {
     let mut rng = rand::rngs::StdRng::seed_from_u64(0xdeadcafe);
     let x: u32 = rng.gen();
     let y: u32 = rng.gen();
@@ -19,7 +19,7 @@ fn rng() {
 
 #[test]
 #[cfg(not(target_os="macos"))] // FIXME entropy does not work on macOS
-fn seeded_rng() {
+fn entropy_rng() {
     // Use this opportunity to test querying the RNG (needs an external crate, hence tested here and not in the compiletest suite)
     let mut rng = SmallRng::from_entropy();
     let _val = rng.gen::<i32>();