diff --git a/docs/source/cluster.rst b/docs/source/cluster.rst
index 1403fb0aa..5369e9381 100644
--- a/docs/source/cluster.rst
+++ b/docs/source/cluster.rst
@@ -247,6 +247,6 @@ The emqttd cluster does not support deployment across IDC, and the cluster will
 Consistent Hash and DHT
 -----------------------
 
-Consistent Hash and DHT are popular in the design of NoSQL databases. Cluster of emqttd broker could support 10 millions size of global routing table now. We could use the Consistent Hash or DHT to partition the routing table, and evolve the cluster to larger size.
+Consistent Hash and DHT are popular in the design of NoSQL databases. Cluster of emqttd broker could support 10 million size of global routing table now. We could use the Consistent Hash or DHT to partition the routing table, and evolve the cluster to larger size.
 
 
diff --git a/docs/source/tune.rst b/docs/source/tune.rst
index c4152a532..78766fd63 100644
--- a/docs/source/tune.rst
+++ b/docs/source/tune.rst
@@ -13,7 +13,7 @@ Linux Kernel Tuning
 
 The system-wide limit on max opened file handles::
 
-    # 2 millions system-wide
+    # 2 million system-wide
     sysctl -w fs.file-max=2097152
     sysctl -w fs.nr_open=2097152
     echo 2097152 > /proc/sys/fs/nr_open