diff --git a/examples/custom_error.rs b/examples/custom_error.rs
index 561920b7..8d5fb072 100644
--- a/examples/custom_error.rs
+++ b/examples/custom_error.rs
@@ -18,7 +18,6 @@ pub enum CustomError<I> {
 impl<I: Stream + Clone> ParserError<I> for CustomError<I> {
     type Inner = Self;
 
-    #[allow(deprecated)]
     fn from_input(input: &I) -> Self {
         CustomError::Winnow(input.clone())
     }
@@ -44,7 +43,6 @@ impl<I: Stream + Clone, E: std::error::Error + Send + Sync + 'static> FromExtern
     for CustomError<I>
 {
     #[inline]
-    #[allow(deprecated)]
     fn from_external_error(input: &I, e: E) -> Self {
         CustomError::External {
             cause: Box::new(e),
diff --git a/src/combinator/branch.rs b/src/combinator/branch.rs
index 5d3c01a1..5ad2cd88 100644
--- a/src/combinator/branch.rs
+++ b/src/combinator/branch.rs
@@ -144,7 +144,6 @@ impl<const N: usize, I: Stream, O, E: ParserError<I>, P: Parser<I, O, E>> Alt<I,
             }
         }
 
-        #[allow(deprecated)]
         match error {
             Some(e) => Err(e.append(input, &start)),
             None => Err(ParserError::assert(
@@ -173,7 +172,6 @@ impl<I: Stream, O, E: ParserError<I>, P: Parser<I, O, E>> Alt<I, O, E> for &mut
             }
         }
 
-        #[allow(deprecated)]
         match error {
             Some(e) => Err(e.append(input, &start)),
             None => Err(ParserError::assert(
@@ -253,7 +251,6 @@ macro_rules! alt_trait_inner(
     }
   });
   ($it:tt, $self:expr, $input:expr, $start:ident, $err:expr, $head:ident) => ({
-    #[allow(deprecated)]
     Err($err.append($input, &$start))
   });
 );
@@ -307,7 +304,6 @@ macro_rules! permutation_trait_impl(
           if let Some(err) = err {
             // There are remaining parsers, and all errored on the remaining input
             input.reset(&start);
-#[allow(deprecated)]
             return Err(err.append(input, &start));
           }
 
diff --git a/src/combinator/impls.rs b/src/combinator/impls.rs
index c4cef40f..4b199e9c 100644
--- a/src/combinator/impls.rs
+++ b/src/combinator/impls.rs
@@ -94,7 +94,6 @@ where
         let o = self.parser.parse_next(input)?;
         let res = (self.map)(o).map_err(|err| {
             input.reset(&start);
-            #[allow(deprecated)]
             E::from_external_error(input, err)
         });
         trace_result("verify", &res);
diff --git a/src/combinator/multi.rs b/src/combinator/multi.rs
index 89eb54e7..107e23f6 100644
--- a/src/combinator/multi.rs
+++ b/src/combinator/multi.rs
@@ -497,7 +497,6 @@ where
     E: ParserError<I>,
 {
     let start = i.checkpoint();
-    #[allow(deprecated)]
     match f.parse_next(i) {
         Err(e) => Err(e.append(i, &start)),
         Ok(o) => {
@@ -555,7 +554,6 @@ where
                 res.accumulate(o);
             }
             Err(e) => {
-                #[allow(deprecated)]
                 return Err(e.append(i, &start));
             }
         }
@@ -596,7 +594,6 @@ where
             }
             Err(e) if e.is_backtrack() => {
                 if count < min {
-                    #[allow(deprecated)]
                     return Err(e.append(input, &start));
                 } else {
                     input.reset(&start);
@@ -693,7 +690,6 @@ where
             Ok(o) => return Ok((res, o)),
             Err(e) if e.is_backtrack() => {
                 i.reset(&start);
-                #[allow(deprecated)]
                 match f.parse_next(i) {
                     Err(e) => return Err(e.append(i, &start)),
                     Ok(o) => {
@@ -744,7 +740,6 @@ where
                 res.accumulate(o);
             }
             Err(e) => {
-                #[allow(deprecated)]
                 return Err(e.append(i, &start));
             }
         }
@@ -761,7 +756,6 @@ where
                 i.reset(&start);
                 match f.parse_next(i) {
                     Err(e) => {
-                        #[allow(deprecated)]
                         return Err(e.append(i, &start));
                     }
                     Ok(o) => {
@@ -1053,7 +1047,6 @@ where
     let start = input.checkpoint();
     match parser.parse_next(input) {
         Err(e) => {
-            #[allow(deprecated)]
             return Err(e.append(input, &start));
         }
         Ok(o) => {
@@ -1066,7 +1059,6 @@ where
         let len = input.eof_offset();
         match separator.parse_next(input) {
             Err(e) => {
-                #[allow(deprecated)]
                 return Err(e.append(input, &start));
             }
             Ok(_) => {
@@ -1080,7 +1072,6 @@ where
 
                 match parser.parse_next(input) {
                     Err(e) => {
-                        #[allow(deprecated)]
                         return Err(e.append(input, &start));
                     }
                     Ok(o) => {
@@ -1124,7 +1115,6 @@ where
                 input.reset(&start);
                 return Ok(acc);
             } else {
-                #[allow(deprecated)]
                 return Err(e.append(input, &start));
             }
         }
@@ -1140,7 +1130,6 @@ where
         match separator.parse_next(input) {
             Err(e) if e.is_backtrack() => {
                 if index < min {
-                    #[allow(deprecated)]
                     return Err(e.append(input, &start));
                 } else {
                     input.reset(&start);
@@ -1162,7 +1151,6 @@ where
                 match parser.parse_next(input) {
                     Err(e) if e.is_backtrack() => {
                         if index < min {
-                            #[allow(deprecated)]
                             return Err(e.append(input, &start));
                         } else {
                             input.reset(&start);
@@ -1345,7 +1333,6 @@ where
                     *elem = o;
                 }
                 Err(e) => {
-                    #[allow(deprecated)]
                     return Err(e.append(i, &start));
                 }
             }
@@ -1411,7 +1398,6 @@ where
 {
     let init = init();
     let start = input.checkpoint();
-    #[allow(deprecated)]
     match f.parse_next(input) {
         Err(e) => Err(e.append(input, &start)),
         Ok(o1) => {
@@ -1486,7 +1472,6 @@ where
             //FInputXMError: handle failure properly
             Err(err) if err.is_backtrack() => {
                 if count < min {
-                    #[allow(deprecated)]
                     return Err(err.append(input, &start));
                 } else {
                     input.reset(&start);
@@ -1548,7 +1533,6 @@ where
             //FInputXMError: handle failure properly
             Err(err) if err.is_backtrack() => {
                 if count < min {
-                    #[allow(deprecated)]
                     return Err(err.append(input, &start));
                 } else {
                     input.reset(&start);
@@ -1603,7 +1587,6 @@ where
                     Ok(tmp) => acc = tmp,
                     Err(e) => {
                         input.reset(&start);
-                        #[allow(deprecated)]
                         let res = Err(E::from_external_error(input, e));
                         super::debug::trace_result("try_fold", &res);
                         return res;
@@ -1613,7 +1596,6 @@ where
             //FInputXMError: handle failure properly
             Err(err) if err.is_backtrack() => {
                 if count < min {
-                    #[allow(deprecated)]
                     return Err(err.append(input, &start));
                 } else {
                     input.reset(&start);
diff --git a/src/combinator/tests.rs b/src/combinator/tests.rs
index 5c97cdeb..fc1659e5 100644
--- a/src/combinator/tests.rs
+++ b/src/combinator/tests.rs
@@ -118,7 +118,6 @@ impl From<u32> for CustomError {
 impl<I: Stream> ParserError<I> for CustomError {
     type Inner = Self;
 
-    #[allow(deprecated)]
     fn from_input(_: &I) -> Self {
         CustomError
     }
@@ -1306,12 +1305,10 @@ fn alt_test() {
     impl<I: Stream + Debug> ParserError<I> for ErrorStr {
         type Inner = Self;
 
-        #[allow(deprecated)]
         fn from_input(input: &I) -> Self {
             ErrorStr(format!("custom error message: ({input:?})"))
         }
 
-        #[allow(deprecated)]
         fn append(self, input: &I, _: &<I as Stream>::Checkpoint) -> Self {
             ErrorStr(format!("custom error message: ({input:?}) - {self:?}"))
         }
@@ -3426,7 +3423,6 @@ struct NilError;
 impl<I: Stream> ParserError<I> for NilError {
     type Inner = Self;
 
-    #[allow(deprecated)]
     fn from_input(_: &I) -> NilError {
         NilError
     }
diff --git a/tests/testsuite/custom_errors.rs b/tests/testsuite/custom_errors.rs
index b860643c..868b7eaf 100644
--- a/tests/testsuite/custom_errors.rs
+++ b/tests/testsuite/custom_errors.rs
@@ -4,7 +4,6 @@ use winnow::ascii::digit1 as digit;
 #[cfg(feature = "alloc")]
 use winnow::combinator::repeat;
 use winnow::combinator::terminated;
-#[allow(deprecated)]
 use winnow::error::ParserError;
 use winnow::prelude::*;
 use winnow::stream::Stream;
@@ -16,12 +15,10 @@ pub(crate) struct CustomError(String);
 impl<'a> ParserError<Partial<&'a str>> for CustomError {
     type Inner = Self;
 
-    #[allow(deprecated)]
     fn from_input(_: &Partial<&'a str>) -> Self {
         CustomError("error".to_owned())
     }
 
-    #[allow(deprecated)]
     fn append(self, _: &Partial<&'a str>, _: &<Partial<&'a str> as Stream>::Checkpoint) -> Self {
         self
     }