diff --git a/crates/ruff/src/codes.rs b/crates/ruff/src/codes.rs
index a8383a0ea1..c8c75ab2ef 100644
--- a/crates/ruff/src/codes.rs
+++ b/crates/ruff/src/codes.rs
@@ -269,7 +269,7 @@ pub fn code_to_rule(linter: Linter, code: &str) -> Option<(RuleGroup, Rule)> {
         (Pylint, "W1510") => (RuleGroup::Unspecified, rules::pylint::rules::SubprocessRunWithoutCheck),
         #[allow(deprecated)]
         (Pylint, "W1641") => (RuleGroup::Nursery, rules::pylint::rules::EqWithoutHash),
-        (Pylint, "R0904") => (RuleGroup::Unspecified, rules::pylint::rules::TooManyPublicMethods),
+        (Pylint, "R0904") => (RuleGroup::Preview, rules::pylint::rules::TooManyPublicMethods),
         (Pylint, "W2901") => (RuleGroup::Unspecified, rules::pylint::rules::RedefinedLoopName),
         #[allow(deprecated)]
         (Pylint, "W3201") => (RuleGroup::Nursery, rules::pylint::rules::BadDunderMethodName),
diff --git a/crates/ruff_workspace/src/configuration.rs b/crates/ruff_workspace/src/configuration.rs
index 105ef947fa..04a92c0a83 100644
--- a/crates/ruff_workspace/src/configuration.rs
+++ b/crates/ruff_workspace/src/configuration.rs
@@ -851,7 +851,7 @@ mod tests {
         Rule::QuadraticListSummation,
     ];
 
-    const PREVIEW_RULES: &[Rule] = &[Rule::SliceCopy];
+    const PREVIEW_RULES: &[Rule] = &[Rule::TooManyPublicMethods, Rule::SliceCopy];
 
     #[allow(clippy::needless_pass_by_value)]
     fn resolve_rules(