diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
index 902f3d56c1e..6475fa67d25 100644
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -1164,6 +1164,7 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&types::CAST_POSSIBLE_TRUNCATION),
         LintId::of(&types::CAST_POSSIBLE_WRAP),
         LintId::of(&types::CAST_PRECISION_LOSS),
+        LintId::of(&types::CAST_PTR_ALIGNMENT),
         LintId::of(&types::CAST_SIGN_LOSS),
         LintId::of(&types::IMPLICIT_HASHER),
         LintId::of(&types::INVALID_UPCAST_COMPARISONS),
@@ -1410,7 +1411,6 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&types::ABSURD_EXTREME_COMPARISONS),
         LintId::of(&types::BORROWED_BOX),
         LintId::of(&types::BOX_VEC),
-        LintId::of(&types::CAST_PTR_ALIGNMENT),
         LintId::of(&types::CAST_REF_TO_MUT),
         LintId::of(&types::CHAR_LIT_AS_U8),
         LintId::of(&types::FN_TO_NUMERIC_CAST),
@@ -1669,7 +1669,6 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&transmute::WRONG_TRANSMUTE),
         LintId::of(&transmuting_null::TRANSMUTING_NULL),
         LintId::of(&types::ABSURD_EXTREME_COMPARISONS),
-        LintId::of(&types::CAST_PTR_ALIGNMENT),
         LintId::of(&types::CAST_REF_TO_MUT),
         LintId::of(&types::UNIT_CMP),
         LintId::of(&unicode::ZERO_WIDTH_SPACE),
diff --git a/src/lintlist/mod.rs b/src/lintlist/mod.rs
index f63301c7db0..b9c84654593 100644
--- a/src/lintlist/mod.rs
+++ b/src/lintlist/mod.rs
@@ -166,7 +166,7 @@ pub static ref ALL_LINTS: Vec<Lint> = vec![
     },
     Lint {
         name: "cast_ptr_alignment",
-        group: "correctness",
+        group: "pedantic",
         desc: "cast from a pointer to a more-strictly-aligned pointer",
         deprecation: None,
         module: "types",