diff --git a/articles/expressroute/expressroute-faqs.md b/articles/expressroute/expressroute-faqs.md
index 1e458d4f2c251..b320f2d598bc3 100644
--- a/articles/expressroute/expressroute-faqs.md
+++ b/articles/expressroute/expressroute-faqs.md
@@ -154,7 +154,7 @@ Supported bandwidth offers:
 
 ### What's the maximum MTU supported?
 
-ExpressRoute supports the standard internet MTU of 1,500 bytes. See [TCP/IP performance tuning for Azure VMs](../virtual-network/virtual-network-tcpip-performance-tuning.md) for tuning the MTU of your VMs.
+ExpressRoute supports the standard internet MTU of 1,400 bytes. See [TCP/IP performance tuning for Azure VMs](../virtual-network/virtual-network-tcpip-performance-tuning.md) for tuning the MTU of your VMs.
 
 ### Which service providers are available?