diff --git a/clippy_lints/src/lib.register_all.rs b/clippy_lints/src/lib.register_all.rs
index a85cfe5cfbd..48ceeb43ee7 100644
--- a/clippy_lints/src/lib.register_all.rs
+++ b/clippy_lints/src/lib.register_all.rs
@@ -229,7 +229,6 @@ store.register_group(true, "clippy::all", Some("clippy_all"), vec![
     LintId::of(misc_early::UNNEEDED_WILDCARD_PATTERN),
     LintId::of(misc_early::ZERO_PREFIXED_LITERAL),
     LintId::of(mixed_read_write_in_expression::DIVERGING_SUB_EXPRESSION),
-    LintId::of(mixed_read_write_in_expression::MIXED_READ_WRITE_IN_EXPRESSION),
     LintId::of(mut_key::MUTABLE_KEY_TYPE),
     LintId::of(mut_mutex_lock::MUT_MUTEX_LOCK),
     LintId::of(mut_reference::UNNECESSARY_MUT_PASSED),
diff --git a/clippy_lints/src/lib.register_restriction.rs b/clippy_lints/src/lib.register_restriction.rs
index 77ec6c83ba4..a6d3a06dc16 100644
--- a/clippy_lints/src/lib.register_restriction.rs
+++ b/clippy_lints/src/lib.register_restriction.rs
@@ -46,6 +46,7 @@ store.register_group(true, "clippy::restriction", Some("clippy_restriction"), ve
     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),
+    LintId::of(mixed_read_write_in_expression::MIXED_READ_WRITE_IN_EXPRESSION),
     LintId::of(module_style::MOD_MODULE_FILES),
     LintId::of(module_style::SELF_NAMED_MODULE_FILES),
     LintId::of(modulo_arithmetic::MODULO_ARITHMETIC),
diff --git a/clippy_lints/src/lib.register_suspicious.rs b/clippy_lints/src/lib.register_suspicious.rs
index 239679ceb23..338a6a28bc9 100644
--- a/clippy_lints/src/lib.register_suspicious.rs
+++ b/clippy_lints/src/lib.register_suspicious.rs
@@ -24,7 +24,6 @@ store.register_group(true, "clippy::suspicious", Some("clippy_suspicious"), vec!
     LintId::of(loops::FOR_LOOPS_OVER_FALLIBLES),
     LintId::of(loops::MUT_RANGE_BOUND),
     LintId::of(methods::SUSPICIOUS_MAP),
-    LintId::of(mixed_read_write_in_expression::MIXED_READ_WRITE_IN_EXPRESSION),
     LintId::of(mut_key::MUTABLE_KEY_TYPE),
     LintId::of(octal_escapes::OCTAL_ESCAPES),
     LintId::of(rc_clone_in_vec_init::RC_CLONE_IN_VEC_INIT),
diff --git a/clippy_lints/src/mixed_read_write_in_expression.rs b/clippy_lints/src/mixed_read_write_in_expression.rs
index a14679dbfac..405fc23e8de 100644
--- a/clippy_lints/src/mixed_read_write_in_expression.rs
+++ b/clippy_lints/src/mixed_read_write_in_expression.rs
@@ -41,7 +41,7 @@ declare_clippy_lint! {
     /// ```
     #[clippy::version = "pre 1.29.0"]
     pub MIXED_READ_WRITE_IN_EXPRESSION,
-    suspicious,
+    restriction,
     "whether a variable read occurs before a write depends on sub-expression evaluation order"
 }