diff --git a/CMakeLists.txt b/CMakeLists.txt
index c85e9ae..1384fc8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ link_directories(${LINK_DIRECTORIES} /opt/local/lib)
 find_package(PCRE REQUIRED)
 find_package(Judy REQUIRED)
 
-set(LIBS ${LIBS} ${PCRE_LIBRARIES} ${Judy_LIBRARIES} libr2)
+set(LIBS ${LIBS} ${PCRE_LIBRARIES} ${Judy_LIBRARIES} libr3)
 
 # find_package(opencv)
 
@@ -49,7 +49,7 @@ enable_testing()
 add_subdirectory(tests)
 
 add_test(test_tree ${CMAKE_CURRENT_BINARY_DIR}/test_tree)
-add_library(libr2 main.c)
+add_library(libr3 main.c)
 
 # add_executable(alphablue-gui main.cc cv.cc)
 # target_link_libraries(alphablue-gui ${OpenCV_LIBS} ${GFlags_LIBS} ${GLog_LIBS} ${Boost_LIBS})
diff --git a/README.md b/README.md
index 8341f4d..24fd215 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,10 @@
-R2
+R3
 ================
 
-libr2 is an URI router library. It compiles your route paths into a radix tree.
+R3 is an URI router library. It compiles your route paths into a radix tree.
 By using the constructed radix tree in the start-up time, you may dispatch your
 routes efficiently.
 
-
 Pattern Syntax
 -----------------------
 
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index d09a52a..82dc2d0 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,5 +1,5 @@
-# set(TEST_LIBS ${TEST_LIBS} ${CHECK_LIBRARIES} judy libr2)
-# set(TEST_LIBS ${TEST_LIBS} ${CHECK_LIBRARIES} judy libr2)
+# set(TEST_LIBS ${TEST_LIBS} ${CHECK_LIBRARIES} judy libr3)
+# set(TEST_LIBS ${TEST_LIBS} ${CHECK_LIBRARIES} judy libr3)
 find_package(Check REQUIRED)
 find_package(PCRE REQUIRED)
 find_package(Judy REQUIRED)
@@ -7,7 +7,7 @@ find_package(Judy REQUIRED)
 if (NOT CHECK_FOUND)
     message(STATUS "Skipping unit tests, Check library not found!")
 else (NOT CHECK_FOUND)
-    set(TEST_LIBS ${LIBS} ${CHECK_LIBRARIES} ${PCRE_LIBRARIES} ${Judy_LIBRARIES} libr2)
+    set(TEST_LIBS ${LIBS} ${CHECK_LIBRARIES} ${PCRE_LIBRARIES} ${Judy_LIBRARIES} libr3)
 
     include_directories(${CHECK_INCLUDE_DIRS})
     # include_directories("${PROJECT_SOURCE_DIR}/include/r2")