diff --git a/src/api.c b/src/api.c
index 4421fd7..3e3ed83 100644
--- a/src/api.c
+++ b/src/api.c
@@ -80,14 +80,12 @@ remind(char * who)
 	return r;
 }
 
-DECL char *
-set_repo(char* who, char* link)
+DECL void
+set_repo(const char * const who, const char * const link)
 {
-	char * r;
 	DBERR(sqlite3_bind_text(set_repo_stmt, 1, link, -1, SQLITE_STATIC));
 	DBERR(sqlite3_bind_text(set_repo_stmt, 2, who, -1, SQLITE_STATIC));
 	DBERR(sqlite3_step(set_repo_stmt));
-	return r;
 }
 
 DECL int