diff --git a/src/date.rs b/src/date.rs
index 7a049d6..7acdde7 100644
--- a/src/date.rs
+++ b/src/date.rs
@@ -184,7 +184,7 @@ impl<Tz: TimeZone> Date<Tz> {
 
     /// Retrieves an associated offset from UTC.
     #[inline]
-    pub fn offset<'a>(&'a self) -> &'a Tz::Offset {
+    pub fn offset(&self) -> &Tz::Offset {
         &self.offset
     }
 
diff --git a/src/datetime.rs b/src/datetime.rs
index 1704449..566849f 100644
--- a/src/datetime.rs
+++ b/src/datetime.rs
@@ -98,7 +98,7 @@ impl<Tz: TimeZone> DateTime<Tz> {
 
     /// Retrieves an associated offset from UTC.
     #[inline]
-    pub fn offset<'a>(&'a self) -> &'a Tz::Offset {
+    pub fn offset(&self) -> &Tz::Offset {
         &self.offset
     }