diff --git a/CMakeLists.txt.in b/CMakeLists.txt.in
index 5c490c8..8415877 100644
--- a/CMakeLists.txt.in
+++ b/CMakeLists.txt.in
@@ -15,8 +15,8 @@ set(CPACK_PACKAGE_CONTACT "zhuzhenjun@geedgenetworks.com")
 set(CPACK_RPM_PACKAGE_AUTOREQPROV "no")
 
 install(DIRECTORY @prefix@/include DESTINATION . USE_SOURCE_PERMISSIONS)
-install(DIRECTORY @prefix@/lib DESTINATION /usr/lib64 USE_SOURCE_PERMISSIONS)
-install(DIRECTORY @prefix@/bin DESTINATION . USE_SOURCE_PERMISSIONS)
-install(FILES fp.json DESTINATION var/lib/libosfp)
+install(DIRECTORY @prefix@/lib/ DESTINATION ./lib64 USE_SOURCE_PERMISSIONS FILES_MATCHING PATTERN "libosfp*")
+install(DIRECTORY @prefix@/bin DESTINATION . USE_SOURCE_PERMISSIONS FILES_MATCHING PATTERN "osfp*")
+install(FILES fp.json DESTINATION /var/lib/libosfp)
 
 include(CPack)
diff --git a/README.md b/README.md
index a5ad151..57661c9 100644
--- a/README.md
+++ b/README.md
@@ -8,13 +8,19 @@ Libosfp is a C library for OS fingerprinting.
 # osfp_example depends on libpcap
 yum install -y libpcap-devel
 # build and install
+./build.sh
 ./package.sh
 yum install package/*.rpm
 ```
 
+## library usage
+```
+gcc example/sample.c -o sample -losfp; cat example/sample.c
+```
+
 ## run example
 
 ```
 # load the fingerprint file and capture on eth0, filter tcp port 8888
-osfp_example -f /usr/var/lib/libosfp/fp.json -i eth0 "tcp port 8888"
+osfp_example -f /var/lib/libosfp/fp.json -i eth0 "tcp port 8888"
 ```
diff --git a/configure.ac b/configure.ac
index c89ea71..22493eb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([libosfp],[0.0.5],[zhuzhenjun@geedgenetworks.com])
+AC_INIT([libosfp],[1.0.0],[zhuzhenjun@geedgenetworks.com])
 AM_INIT_AUTOMAKE([foreign])
 
 #m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])AM_SILENT_RULES([yes])
diff --git a/example/Makefile.am b/example/Makefile.am
index e2524ba..af3077a 100644
--- a/example/Makefile.am
+++ b/example/Makefile.am
@@ -1,4 +1,4 @@
-bin_PROGRAMS = osfp_example sample
+bin_PROGRAMS = osfp_example
 
 osfp_example_SOURCES = \
         osfp_example.c
@@ -12,12 +12,3 @@ osfp_example_LDFLAGS = \
 osfp_example_CFLAGS = \
         -I../src
 
-
-sample_SOURCES = \
-        sample.c
-
-sample_LDADD = \
-	../src/.libs/libosfp.la
-
-sample_CFLAGS = \
-	-I../src
diff --git a/example/sample.c b/example/sample.c
index a238390..096dd80 100644
--- a/example/sample.c
+++ b/example/sample.c
@@ -1,5 +1,5 @@
 #include "stdio.h" 
-#include "osfp.h" 
+#include "libosfp/osfp.h" 
  
 char iph[] = { 
   0x45, 0x00, 0x00, 0x34, 0x51, 0xc4, 0x40, 0x00, 
diff --git a/package.sh b/package.sh
index ddfd8ba..1d04589 100755
--- a/package.sh
+++ b/package.sh
@@ -1,9 +1,5 @@
 #!/bin/bash
 
-./autogen.sh;
-./configure --prefix=$(pwd)/target;
-make install;
-
 rm -rf package
 mkdir package
 cd package