diff --git a/serde_codegen/src/de.rs b/serde_codegen/src/de.rs
index 1f0103a0..0d94022e 100644
--- a/serde_codegen/src/de.rs
+++ b/serde_codegen/src/de.rs
@@ -61,7 +61,7 @@ fn build_impl_generics(item: &Item) -> syn::Generics {
         None => {
             let generics = bound::with_bound(item, &generics,
                 needs_deserialize_bound,
-                &aster::path().ids(&["_serde", "de", "Deserialize"]).build());
+                &aster::path().ids(&["_serde", "Deserialize"]).build());
             bound::with_bound(item, &generics,
                 requires_default,
                 &aster::path().global().ids(&["std", "default", "Default"]).build())
diff --git a/serde_codegen/src/ser.rs b/serde_codegen/src/ser.rs
index 3a871909..01f0eb32 100644
--- a/serde_codegen/src/ser.rs
+++ b/serde_codegen/src/ser.rs
@@ -56,7 +56,7 @@ fn build_impl_generics(item: &Item) -> syn::Generics {
         None => {
             bound::with_bound(item, &generics,
                 needs_serialize_bound,
-                &aster::path().ids(&["_serde", "ser", "Serialize"]).build())
+                &aster::path().ids(&["_serde", "Serialize"]).build())
         }
     }
 }