diff --git a/Cargo.toml b/Cargo.toml
index 479201e..b6f795d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,3 +45,4 @@
 
 [patch.crates-io]
 quote = { git = 'https://github.com/alexcrichton/quote', branch = 'next' }
+proc-macro2 = { git = 'https://github.com/alexcrichton/proc-macro2', branch = 'under' }
diff --git a/tests/test_generics.rs b/tests/test_generics.rs
index bdeb171..6dd10af 100644
--- a/tests/test_generics.rs
+++ b/tests/test_generics.rs
@@ -16,13 +16,17 @@
 extern crate quote;
 
 extern crate proc_macro2;
-use proc_macro2::{Span, TokenStream};
+use proc_macro2::{Span, TokenStream, Ident};
 
 #[macro_use]
 mod macros;
 
 mod common;
 
+fn ident(s: &str) -> Ident {
+    Ident::new(s, Span::call_site())
+}
+
 #[test]
 fn test_split_for_impl() {
     // <'a, 'b: 'a, #[may_dangle] T: 'a = ()> where T: Debug
@@ -47,11 +51,11 @@
                     bracket_token: Default::default(),
                     pound_token: Default::default(),
                     style: AttrStyle::Outer,
-                    path: "may_dangle".into(),
+                    path: ident("may_dangle").into(),
                     tts: TokenStream::empty(),
                     is_sugared_doc: false,
                 }],
-                ident: "T".into(),
+                ident: ident("T"),
                 bounds: punctuated![TypeParamBound::Lifetime(Lifetime::new(
                     "'a",
                     Span::call_site()
@@ -73,13 +77,13 @@
                 colon_token: Default::default(),
                 bounded_ty: TypePath {
                     qself: None,
-                    path: "T".into(),
+                    path: ident("T").into(),
                 }.into(),
                 bounds: punctuated![TypeParamBound::Trait(TraitBound {
                     paren_token: None,
                     modifier: TraitBoundModifier::None,
                     lifetimes: None,
-                    path: "Debug".into(),
+                    path: ident("Debug").into(),
                 }),],
             }),],
         }),
@@ -114,6 +118,7 @@
     );
 
     let tokens = quote!('_);
+    println!("{:?}", tokens);
     let expected = TypeParamBound::Lifetime(Lifetime::new("'_", Span::call_site()));
     assert_eq!(
         expected,
@@ -125,7 +130,7 @@
         paren_token: None,
         modifier: TraitBoundModifier::None,
         lifetimes: None,
-        path: "Debug".into(),
+        path: ident("Debug").into(),
     });
     assert_eq!(
         expected,
@@ -137,7 +142,7 @@
         paren_token: None,
         modifier: TraitBoundModifier::Maybe(Default::default()),
         lifetimes: None,
-        path: "Sized".into(),
+        path: ident("Sized").into(),
     });
     assert_eq!(
         expected,