diff --git a/INSTALL b/INSTALL
index bfe5116..f054196 100644
--- a/INSTALL
+++ b/INSTALL
@@ -21,5 +21,5 @@ Debian, Ubuntu etc.:
 # the command lines as:
 
    git clone https://github.com/happyfish100/libfastcommon.git
-   cd libfastcommon; git checkout V1.0.83
+   cd libfastcommon; git checkout V1.0.84
    ./make.sh clean && ./make.sh && sudo ./make.sh install
diff --git a/libfastcommon.spec b/libfastcommon.spec
index 4506af8..5614f40 100644
--- a/libfastcommon.spec
+++ b/libfastcommon.spec
@@ -3,7 +3,7 @@
 %define CommitVersion %(echo $COMMIT_VERSION)
 
 Name: libfastcommon
-Version: 1.0.83
+Version: 1.0.84
 Release: 1%{?dist}
 Summary: c common functions library extracted from my open source projects FastDFS
 License: LGPL