diff --git a/spdk.spec b/spdk.spec
index 9e2a0a8ff2b5aad2ca6b71048847d40189b0184e..87ef77c3f7ba89ba8bd118b5db562065bcef03d2 100644
--- a/spdk.spec
+++ b/spdk.spec
@@ -3,7 +3,7 @@
 
 Name: spdk
 Version: 21.01
-Release: 2
+Release: 3
 Summary: Set of libraries and utilities for high performance user-mode storage
 License: BSD and MIT
 URL: http://spdk.io
@@ -50,7 +50,9 @@ Requires(postun): /sbin/ldconfig
 %description
 The Storage Performance Development Kit provides a set of tools
 and libraries for writing high performance, scalable, user-mode storage
-applications.
+applications. It achieves high performance by moving all of the necessary drivers into userspace 
+and operating in a polled mode instead of relying on interrupts,which avoids kernel context switches 
+and eliminates interrupt handling overhead.
 
 
 %package devel