diff --git a/capstone-rs/src/constants.rs b/capstone-rs/src/constants.rs
index 1d0c1c7..495d5e7 100644
--- a/capstone-rs/src/constants.rs
+++ b/capstone-rs/src/constants.rs
@@ -160,6 +160,7 @@ macro_rules! define_impl_bitmask {
             => $getter:ident = $mask_constant:ident;
         )*
     ) => {
+        #[allow(clippy::redundant_closure_call)]
         impl < $($impl_lifetime),* > $struct < $($impl_lifetime),* > {
             /// Raw mask from Capstone
             pub(crate) fn $mask_getter(&self) -> $mask_getter_ty {
diff --git a/capstone-rs/src/instruction.rs b/capstone-rs/src/instruction.rs
index cce01f0..946a50c 100644
--- a/capstone-rs/src/instruction.rs
+++ b/capstone-rs/src/instruction.rs
@@ -375,10 +375,6 @@ impl<'a> Display for OwnedInsn<'a> {
     }
 }
 
-/// Iterator over instruction group ids
-#[derive(Debug, Clone)]
-pub struct InsnGroupIter<'a>(slice::Iter<'a, InsnGroupIdInt>);
-
 impl<'a> InsnDetail<'a> {
     #[cfg(feature = "full")]
     /// Returns the implicit read registers