diff --git a/README.md b/README.md
index 0882dfd..47d17c5 100644
--- a/README.md
+++ b/README.md
@@ -6,27 +6,28 @@ CPM is a minimalistic package manager written in Cmake using `find_package` and
 
 # Usage
 
-To add a new dependency to your project simply add the Projects target name, the git URL and the version. If the git tag for this version does not match the pattern `v$VERSION`, then the exact branch or tag can be specified with the `GIT_TAG` argument.
+To add a new dependency to your project simply add the Projects target name, the git URL and the version. If the git tag for this version does not match the pattern `v$VERSION`, then the exact branch or tag can be specified with the `GIT_TAG` argument. CMake options can also be supplied with the package.
 
 ```cmake
 cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
 
-project(MyParser)
+project(MyProject)
 
 # add dependencies
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake)
 
 CPMAddPackage(
   NAME LarsParser
-  VERSION 1.4 # optional, used for find_package
   GIT_REPOSITORY https://github.com/TheLartians/Parser.git
-  GIT_TAG v1.4 # optional if TAG matches v$VERSION
+  VERSION 1.8
+  OPTIONS 
+    "LARS_PARSER_BUILD_GLUE_EXTENSION ON"
 )
 
 # add executable
 set (CMAKE_CXX_STANDARD 17)
-add_executable(my-parser my-parser.cpp)
-target_link_libraries(cpm-test LarsParser)
+add_executable(my-project my-project.cpp)
+target_link_libraries(my-project LarsParser)
 ```
 
 # Adding CPM
diff --git a/tests/complex/CMakeLists.txt b/tests/complex/CMakeLists.txt
index 42248d9..52e0797 100644
--- a/tests/complex/CMakeLists.txt
+++ b/tests/complex/CMakeLists.txt
@@ -22,6 +22,7 @@ CPMAddPackage(
 )
 
 # language bindings
+# uses git tag instead of version identifier
 # depends on visitor library that depends on Event library and LHC (ignored as already added)
 # configuration arguments passed via OPTIONS. these will all be set internally
 set(GLUE_ENABLE_LUA ON)
@@ -39,9 +40,9 @@ CPMAddPackage(
 CPMAddPackage(
   NAME LarsParser
   GIT_REPOSITORY https://github.com/TheLartians/Parser.git
-  VERSION 1.7
+  VERSION 1.8
   OPTIONS 
-    "BUILD_LARS_PARSER_GLUE_EXTENSION ON"
+    "LARS_PARSER_BUILD_GLUE_EXTENSION ON"
 )
 
 # add executable