diff --git a/libsecret/secret-collection.h b/libsecret/secret-collection.h
index 64dd71f..f4476d3 100644
--- a/libsecret/secret-collection.h
+++ b/libsecret/secret-collection.h
@@ -44,7 +44,6 @@ typedef enum {
 #define SECRET_COLLECTION_GET_CLASS(inst) (G_TYPE_INSTANCE_GET_CLASS ((inst), SECRET_TYPE_COLLECTION, SecretCollectionClass))
 
 typedef struct _SecretItem              SecretItem;
-typedef struct _SecretCollection        SecretCollection;
 typedef struct _SecretCollectionClass   SecretCollectionClass;
 typedef struct _SecretCollectionPrivate SecretCollectionPrivate;