diff --git a/src/ae.c b/src/ae.c
index 65adb2ab..1ea67156 100644
--- a/src/ae.c
+++ b/src/ae.c
@@ -433,7 +433,7 @@ int aeProcessEvents(aeEventLoop *eventLoop, int flags)
              * before replying to a client. */
             int invert = fe->mask & AE_BARRIER;
 
-	    /* Note the "fe->mask & mask & ..." code: maybe an already
+            /* Note the "fe->mask & mask & ..." code: maybe an already
              * processed event removed an element that fired and we still
              * didn't processed, so we check if the event is still valid.
              *
@@ -485,7 +485,7 @@ int aeWait(int fd, int mask, long long milliseconds) {
     if ((retval = poll(&pfd, 1, milliseconds))== 1) {
         if (pfd.revents & POLLIN) retmask |= AE_READABLE;
         if (pfd.revents & POLLOUT) retmask |= AE_WRITABLE;
-	if (pfd.revents & POLLERR) retmask |= AE_WRITABLE;
+        if (pfd.revents & POLLERR) retmask |= AE_WRITABLE;
         if (pfd.revents & POLLHUP) retmask |= AE_WRITABLE;
         return retmask;
     } else {
diff --git a/src/blocked.c b/src/blocked.c
index e722a4e8..d8ae596d 100644
--- a/src/blocked.c
+++ b/src/blocked.c
@@ -406,10 +406,13 @@ void handleClientsBlockedOnKeys(void) {
 
                             /* Lookup the consumer for the group, if any. */
                             streamConsumer *consumer = NULL;
+                            int noack = 0;
+
                             if (group) {
                                 consumer = streamLookupConsumer(group,
                                            receiver->bpop.xread_consumer->ptr,
                                            1);
+                                noack = receiver->bpop.xread_group_noack;
                             }
 
                             /* Emit the two elements sub-array consisting of
@@ -426,7 +429,7 @@ void handleClientsBlockedOnKeys(void) {
                             };
                             streamReplyWithRange(receiver,s,&start,NULL,
                                                  receiver->bpop.xread_count,
-                                                 0, group, consumer, 0, &pi);
+                                                 0, group, consumer, noack, &pi);
 
                             /* Note that after we unblock the client, 'gt'
                              * and other receiver->bpop stuff are no longer
diff --git a/src/networking.c b/src/networking.c
index 5e0d783f..58b553fe 100644
--- a/src/networking.c
+++ b/src/networking.c
@@ -140,6 +140,7 @@ client *createClient(int fd) {
     c->bpop.target = NULL;
     c->bpop.xread_group = NULL;
     c->bpop.xread_consumer = NULL;
+    c->bpop.xread_group_noack = 0;
     c->bpop.numreplicas = 0;
     c->bpop.reploffset = 0;
     c->woff = 0;
diff --git a/src/server.c b/src/server.c
index 41edab91..31019beb 100644
--- a/src/server.c
+++ b/src/server.c
@@ -1165,7 +1165,7 @@ int serverCron(struct aeEventLoop *eventLoop, long long id, void *clientData) {
     } else {
         /* If there is not a background saving/rewrite in progress check if
          * we have to save/rewrite now. */
-         for (j = 0; j < server.saveparamslen; j++) {
+        for (j = 0; j < server.saveparamslen; j++) {
             struct saveparam *sp = server.saveparams+j;
 
             /* Save if we reached the given amount of changes,
@@ -1185,23 +1185,23 @@ int serverCron(struct aeEventLoop *eventLoop, long long id, void *clientData) {
                 rdbSaveBackground(server.rdb_filename,rsiptr);
                 break;
             }
-         }
+        }
 
-         /* Trigger an AOF rewrite if needed. */
-         if (server.aof_state == AOF_ON &&
-             server.rdb_child_pid == -1 &&
-             server.aof_child_pid == -1 &&
-             server.aof_rewrite_perc &&
-             server.aof_current_size > server.aof_rewrite_min_size)
-         {
+        /* Trigger an AOF rewrite if needed. */
+        if (server.aof_state == AOF_ON &&
+            server.rdb_child_pid == -1 &&
+            server.aof_child_pid == -1 &&
+            server.aof_rewrite_perc &&
+            server.aof_current_size > server.aof_rewrite_min_size)
+        {
             long long base = server.aof_rewrite_base_size ?
-                            server.aof_rewrite_base_size : 1;
+                server.aof_rewrite_base_size : 1;
             long long growth = (server.aof_current_size*100/base) - 100;
             if (growth >= server.aof_rewrite_perc) {
                 serverLog(LL_NOTICE,"Starting automatic rewriting of AOF on %lld%% growth",growth);
                 rewriteAppendOnlyFileBackground();
             }
-         }
+        }
     }
 
 
diff --git a/src/server.h b/src/server.h
index 47efd033..f3df6b46 100644
--- a/src/server.h
+++ b/src/server.h
@@ -665,6 +665,7 @@ typedef struct blockingState {
     robj *xread_group;      /* XREADGROUP group name. */
     robj *xread_consumer;   /* XREADGROUP consumer name. */
     mstime_t xread_retry_time, xread_retry_ttl;
+    int xread_group_noack;
 
     /* BLOCKED_WAIT */
     int numreplicas;        /* Number of replicas we are waiting for ACK. */
diff --git a/src/t_stream.c b/src/t_stream.c
index 52687778..d44cc7e6 100644
--- a/src/t_stream.c
+++ b/src/t_stream.c
@@ -1461,6 +1461,7 @@ void xreadCommand(client *c) {
             incrRefCount(consumername);
             c->bpop.xread_group = groupname;
             c->bpop.xread_consumer = consumername;
+            c->bpop.xread_group_noack = noack;
         } else {
             c->bpop.xread_group = NULL;
             c->bpop.xread_consumer = NULL;