diff --git a/async.h b/async.h
index 41951d4..690b31f 100644
--- a/async.h
+++ b/async.h
@@ -57,7 +57,7 @@ typedef struct redisCallbackList {
 
 /* Connection callback prototypes */
 typedef void (redisDisconnectCallback)(const struct redisAsyncContext*, int status);
-typedef void (redisConnectCallback)(const struct redisAsyncContext*, int status);
+typedef void (redisConnectCallback)(struct redisAsyncContext*, int status);
 typedef void(redisTimerCallback)(void *timer, void *privdata);
 
 /* Context for an async connection to Redis */
diff --git a/test.c b/test.c
index 1decd19..fccaca4 100644
--- a/test.c
+++ b/test.c
@@ -1946,7 +1946,7 @@ static void asCleanup(void* data)
 
 static void commandCallback(struct redisAsyncContext *ac, void* _reply, void* _privdata);
 
-static void connectCallback(const redisAsyncContext *c, int status) {
+static void connectCallback(redisAsyncContext *c, int status) {
     struct _astest *t = (struct _astest *)c->data;
     assert(t == &astest);
     assert(t->connects == 0);