diff --git a/clippy_lints/src/lib.register_pedantic.rs b/clippy_lints/src/lib.register_pedantic.rs
index 6533b94e82bd..c249fb39938b 100644
--- a/clippy_lints/src/lib.register_pedantic.rs
+++ b/clippy_lints/src/lib.register_pedantic.rs
@@ -65,7 +65,6 @@ store.register_group(true, "clippy::pedantic", Some("clippy_pedantic"), vec![
     LintId::of(methods::MAP_UNWRAP_OR),
     LintId::of(misc::FLOAT_CMP),
     LintId::of(misc::USED_UNDERSCORE_BINDING),
-    LintId::of(misc_early::UNSEPARATED_LITERAL_SUFFIX),
     LintId::of(mut_mut::MUT_MUT),
     LintId::of(needless_bitwise_bool::NEEDLESS_BITWISE_BOOL),
     LintId::of(needless_borrow::REF_BINDING_TO_REFERENCE),
diff --git a/clippy_lints/src/lib.register_restriction.rs b/clippy_lints/src/lib.register_restriction.rs
index 4463dea5fcb8..419a40b1bb8a 100644
--- a/clippy_lints/src/lib.register_restriction.rs
+++ b/clippy_lints/src/lib.register_restriction.rs
@@ -35,6 +35,7 @@ store.register_group(true, "clippy::restriction", Some("clippy_restriction"), ve
     LintId::of(methods::UNWRAP_USED),
     LintId::of(misc::FLOAT_CMP_CONST),
     LintId::of(misc_early::UNNEEDED_FIELD_PATTERN),
+    LintId::of(misc_early::UNSEPARATED_LITERAL_SUFFIX),
     LintId::of(missing_doc::MISSING_DOCS_IN_PRIVATE_ITEMS),
     LintId::of(missing_enforced_import_rename::MISSING_ENFORCED_IMPORT_RENAMES),
     LintId::of(missing_inline::MISSING_INLINE_IN_PUBLIC_ITEMS),
diff --git a/clippy_lints/src/misc_early/mod.rs b/clippy_lints/src/misc_early/mod.rs
index b32feab4ee3e..5aad08cdd46c 100644
--- a/clippy_lints/src/misc_early/mod.rs
+++ b/clippy_lints/src/misc_early/mod.rs
@@ -128,7 +128,7 @@ declare_clippy_lint! {
     /// let y = 123832_i32;
     /// ```
     pub UNSEPARATED_LITERAL_SUFFIX,
-    pedantic,
+    restriction,
     "literals whose suffix is not separated by an underscore"
 }