diff --git a/src/lifetime.rs b/src/lifetime.rs
index 321336d..276e2d5 100644
--- a/src/lifetime.rs
+++ b/src/lifetime.rs
@@ -33,9 +33,7 @@
 }
 
 impl Lifetime {
-    pub fn new(term: Term) -> Self {
-        let s = term.as_str();
-
+    pub fn new(s: &str, span: Span) -> Self {
         if !s.starts_with('\'') {
             panic!(
                 "lifetime name must start with apostrophe as in \"'a\", \
@@ -67,7 +65,7 @@
         }
 
         Lifetime {
-            term: term,
+            term: Term::new(s, span),
         }
     }
 
diff --git a/tests/test_generics.rs b/tests/test_generics.rs
index a86a41e..84eb529 100644
--- a/tests/test_generics.rs
+++ b/tests/test_generics.rs
@@ -16,7 +16,7 @@
 extern crate quote;
 
 extern crate proc_macro2;
-use proc_macro2::{Span, Term, TokenStream};
+use proc_macro2::{Span, TokenStream};
 
 #[macro_use]
 mod macros;
@@ -32,14 +32,14 @@
         params: punctuated![
             GenericParam::Lifetime(LifetimeDef {
                 attrs: Default::default(),
-                lifetime: Lifetime::new(Term::new("'a", Span::call_site())),
+                lifetime: Lifetime::new("'a", Span::call_site()),
                 bounds: Default::default(),
                 colon_token: None,
             }),
             GenericParam::Lifetime(LifetimeDef {
                 attrs: Default::default(),
-                lifetime: Lifetime::new(Term::new("'b", Span::call_site())),
-                bounds: punctuated![Lifetime::new(Term::new("'a", Span::call_site()))],
+                lifetime: Lifetime::new("'b", Span::call_site()),
+                bounds: punctuated![Lifetime::new("'a", Span::call_site())],
                 colon_token: Some(token::Colon::default()),
             }),
             GenericParam::Type(TypeParam {
@@ -55,7 +55,7 @@
                 ],
                 ident: "T".into(),
                 bounds: punctuated![
-                    TypeParamBound::Lifetime(Lifetime::new(Term::new("'a", Span::call_site()))),
+                    TypeParamBound::Lifetime(Lifetime::new("'a", Span::call_site())),
                 ],
                 default: Some(
                     TypeTuple {
@@ -111,14 +111,14 @@
 #[test]
 fn test_ty_param_bound() {
     let tokens = quote!('a);
-    let expected = TypeParamBound::Lifetime(Lifetime::new(Term::new("'a", Span::call_site())));
+    let expected = TypeParamBound::Lifetime(Lifetime::new("'a", Span::call_site()));
     assert_eq!(
         expected,
         common::parse::syn::<TypeParamBound>(tokens.into())
     );
 
     let tokens = quote!('_);
-    let expected = TypeParamBound::Lifetime(Lifetime::new(Term::new("'_", Span::call_site())));
+    let expected = TypeParamBound::Lifetime(Lifetime::new("'_", Span::call_site()));
     assert_eq!(
         expected,
         common::parse::syn::<TypeParamBound>(tokens.into())