diff --git a/crates/ruff_linter/src/codes.rs b/crates/ruff_linter/src/codes.rs
index c9ab94b4aa..ae513b022e 100644
--- a/crates/ruff_linter/src/codes.rs
+++ b/crates/ruff_linter/src/codes.rs
@@ -1023,7 +1023,7 @@ pub fn code_to_rule(linter: Linter, code: &str) -> Option<(RuleGroup, Rule)> {
         (Ruff, "054") => (RuleGroup::Preview, rules::ruff::rules::IndentedFormFeed),
         (Ruff, "055") => (RuleGroup::Preview, rules::ruff::rules::UnnecessaryRegularExpression),
         (Ruff, "056") => (RuleGroup::Preview, rules::ruff::rules::FalsyDictGetFallback),
-        (Ruff, "057") => (RuleGroup::Preview, rules::ruff::rules::UnnecessaryRound),
+        (Ruff, "057") => (RuleGroup::Stable, rules::ruff::rules::UnnecessaryRound),
         (Ruff, "058") => (RuleGroup::Preview, rules::ruff::rules::StarmapZip),
         (Ruff, "059") => (RuleGroup::Preview, rules::ruff::rules::UnusedUnpackedVariable),
         (Ruff, "060") => (RuleGroup::Preview, rules::ruff::rules::InEmptyCollection),
diff --git a/crates/ruff_linter/src/rules/ruff/mod.rs b/crates/ruff_linter/src/rules/ruff/mod.rs
index ed197de510..ae885b1356 100644
--- a/crates/ruff_linter/src/rules/ruff/mod.rs
+++ b/crates/ruff_linter/src/rules/ruff/mod.rs
@@ -97,6 +97,7 @@ mod tests {
     #[test_case(Rule::UsedDummyVariable, Path::new("RUF052.py"))]
     #[test_case(Rule::ClassWithMixedTypeVars, Path::new("RUF053.py"))]
     #[test_case(Rule::FalsyDictGetFallback, Path::new("RUF056.py"))]
+    #[test_case(Rule::UnnecessaryRound, Path::new("RUF057.py"))]
     #[test_case(Rule::UnusedUnpackedVariable, Path::new("RUF059_0.py"))]
     #[test_case(Rule::UnusedUnpackedVariable, Path::new("RUF059_1.py"))]
     #[test_case(Rule::UnusedUnpackedVariable, Path::new("RUF059_2.py"))]
@@ -475,7 +476,6 @@ mod tests {
     #[test_case(Rule::UnnecessaryRegularExpression, Path::new("RUF055_1.py"))]
     #[test_case(Rule::UnnecessaryRegularExpression, Path::new("RUF055_2.py"))]
     #[test_case(Rule::PytestRaisesAmbiguousPattern, Path::new("RUF043.py"))]
-    #[test_case(Rule::UnnecessaryRound, Path::new("RUF057.py"))]
     #[test_case(Rule::DataclassEnum, Path::new("RUF049.py"))]
     #[test_case(Rule::StarmapZip, Path::new("RUF058_0.py"))]
     #[test_case(Rule::StarmapZip, Path::new("RUF058_1.py"))]
diff --git a/crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__preview__RUF057_RUF057.py.snap b/crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__RUF057_RUF057.py.snap
similarity index 100%
rename from crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__preview__RUF057_RUF057.py.snap
rename to crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__RUF057_RUF057.py.snap