diff --git a/debugger/src/debugger.rs b/debugger/src/debugger.rs
index 9d23620..1e2a95b 100644
--- a/debugger/src/debugger.rs
+++ b/debugger/src/debugger.rs
@@ -119,7 +119,7 @@ impl FunctionCache {
         self.cache.get(sb_fn_id)
     }
 
-    fn insert<'a, F>(&'a mut self, sb_fn_id: &SBFunctionId, get_type: F)
+    fn insert<F>(&mut self, sb_fn_id: &SBFunctionId, get_type: F)
     where
         F: FnOnce() -> SBType,
     {
diff --git a/debugger/src/value/writer.rs b/debugger/src/value/writer.rs
index 9f44b79..d5e993c 100644
--- a/debugger/src/value/writer.rs
+++ b/debugger/src/value/writer.rs
@@ -648,7 +648,7 @@ pub(crate) fn enumerate_value<'a>(
     Ok((parent, variant))
 }
 
-fn value_to_str<'a>(v: &'a SBValue) -> Result<&'a str> {
+fn value_to_str(v: &SBValue) -> Result<&str> {
     match v.value() {
         Some(s) => s.to_str().map_err(|_| WriteErr),
         None => Err(WriteErr),
@@ -680,7 +680,7 @@ where
     Ok(bytes)
 }
 
-impl<'a> RValueWriter<'a> {
+impl RValueWriter<'_> {
     fn pointer_to(&mut self, ty: &str, addr: u64, pointee: &SBType, r: usize) -> Result<Bytes> {
         let sb_value = sb_value_from_addr("0", addr, pointee)?;
         let addr = Addr::from(addr);
diff --git a/parser/tests/common/free_fn.rs b/parser/tests/common/free_fn.rs
index 61c1fe0..a546cac 100644
--- a/parser/tests/common/free_fn.rs
+++ b/parser/tests/common/free_fn.rs
@@ -38,7 +38,7 @@ mod module_a {
         }
 
         mod module_a_a_a {
-            fn free_func_f<'a>(i: &'a u64) -> &'a u64 {
+            fn free_func_f(i: &u64) -> &u64 {
                 i
             }
         }
diff --git a/protocol/src/value.rs b/protocol/src/value.rs
index 5d32299..0c1beb7 100644
--- a/protocol/src/value.rs
+++ b/protocol/src/value.rs
@@ -512,7 +512,7 @@ impl Display for RValue {
 /// A wrapper type only for implementing `Display`.
 pub struct ArgumentList<'a>(pub &'a [(String, RValue)]);
 
-impl<'a> Display for ArgumentList<'a> {
+impl Display for ArgumentList<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         let pretty = f.alternate();
         for (name, value) in self.0.iter() {