diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31e8fefb..2a579450 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 -   Merge fns `DrawCx::text_effects` and `text` (#458)
 -   Remove feature `min_spec` (#458)
+-   Use `proc-macro-error2` (#459)
 
 ## [0.15.0] — 2024-12-02
 
diff --git a/crates/kas-macros/Cargo.toml b/crates/kas-macros/Cargo.toml
index 210edfed..dc3c81f3 100644
--- a/crates/kas-macros/Cargo.toml
+++ b/crates/kas-macros/Cargo.toml
@@ -25,11 +25,11 @@ recursive-layout-widgets = []
 [dependencies]
 quote = "1.0"
 proc-macro2 = { version = "1.0" }
-proc-macro-error = "1.0"
+proc-macro-error2 = { version = "2.0", default-features = false }
 bitflags = "2.3.3"
 
 [dependencies.impl-tools-lib]
-version = "0.10.0" # version used in doc links
+version = "0.11.0" # version used in doc links
 
 [dependencies.syn]
 version = "2.0.22"
diff --git a/crates/kas-macros/src/lib.rs b/crates/kas-macros/src/lib.rs
index 003b9a97..26ef061d 100644
--- a/crates/kas-macros/src/lib.rs
+++ b/crates/kas-macros/src/lib.rs
@@ -11,7 +11,7 @@ extern crate proc_macro;
 
 use impl_tools_lib::{anon, autoimpl, scope};
 use proc_macro::TokenStream;
-use proc_macro_error::{emit_call_site_error, proc_macro_error};
+use proc_macro_error2::{emit_call_site_error, emit_error, proc_macro_error};
 use syn::parse_macro_input;
 use syn::spanned::Spanned;
 
@@ -394,7 +394,7 @@ pub fn impl_anon(input: TokenStream) -> TokenStream {
                 // We can't test since Span::eq is unstable!
                 field.ty.span()
             };
-            proc_macro_error::emit_error!(span, "expected `: TYPE`");
+            emit_error!(span, "expected `: TYPE`");
         }
     }
     let mut scope = input.into_scope();
diff --git a/crates/kas-macros/src/make_layout.rs b/crates/kas-macros/src/make_layout.rs
index 7ffb9204..e0b4c836 100644
--- a/crates/kas-macros/src/make_layout.rs
+++ b/crates/kas-macros/src/make_layout.rs
@@ -6,7 +6,7 @@
 use crate::collection::{CellInfo, GridDimensions, NameGenerator, StorIdent};
 use crate::widget::{self, Child, ChildIdent};
 use proc_macro2::{Span, TokenStream as Toks};
-use proc_macro_error::emit_error;
+use proc_macro_error2::{emit_error, emit_warning};
 use quote::{quote, quote_spanned, ToTokens, TokenStreamExt};
 use syn::parse::{Parse, ParseStream, Result};
 use syn::spanned::Spanned;
@@ -418,7 +418,7 @@ impl Layout {
                             let _ = Pack::parse(dot_token, &input2, &mut temp_gen)?;
                             continue;
                         } else if let Ok(ident) = input2.parse::<Ident>() {
-                            proc_macro_error::emit_warning!(
+                            emit_warning!(
                                 ident, "this method call is incompatible with feature `recursive-layout-widgets`";
                                 note = "extract operand from layout expression or wrap with braces",
                             );
diff --git a/crates/kas-macros/src/widget.rs b/crates/kas-macros/src/widget.rs
index 8cbd2f47..dcccb852 100644
--- a/crates/kas-macros/src/widget.rs
+++ b/crates/kas-macros/src/widget.rs
@@ -8,7 +8,7 @@ use impl_tools_lib::fields::{Fields, FieldsNamed, FieldsUnnamed};
 use impl_tools_lib::scope::{Scope, ScopeAttr, ScopeItem};
 use impl_tools_lib::SimplePath;
 use proc_macro2::{Span, TokenStream as Toks};
-use proc_macro_error::{emit_error, emit_warning};
+use proc_macro_error2::{emit_error, emit_warning};
 use quote::{quote, quote_spanned, ToTokens, TokenStreamExt};
 use syn::parse::{Error, Parse, ParseStream, Result};
 use syn::spanned::Spanned;
diff --git a/crates/kas-macros/src/widget_index.rs b/crates/kas-macros/src/widget_index.rs
index eebd76f9..7b76c8f5 100644
--- a/crates/kas-macros/src/widget_index.rs
+++ b/crates/kas-macros/src/widget_index.rs
@@ -4,7 +4,7 @@
 //     https://www.apache.org/licenses/LICENSE-2.0
 
 use proc_macro2::Span;
-use proc_macro_error::emit_error;
+use proc_macro_error2::emit_error;
 use syn::parse::{Parse, ParseStream};
 use syn::spanned::Spanned;
 use syn::visit_mut::{self, VisitMut};