diff -up yaml-cpp-0.5.1/CMakeLists.txt.majorversion yaml-cpp-0.5.1/CMakeLists.txt

--- yaml-cpp-0.5.1/CMakeLists.txt.majorversion	2015-01-18 10:35:33.269980251 +0100

+++ yaml-cpp-0.5.1/CMakeLists.txt	2015-01-18 10:35:44.985957750 +0100

@@ -21,7 +21,7 @@ include(CheckCXXCompilerFlag)

 ###

 project(YAML_CPP)

-set(YAML_CPP_VERSION_MAJOR "0")

+set(YAML_CPP_VERSION_MAJOR "${VERSION_MAJOR_PREFIX}0")

 set(YAML_CPP_VERSION_MINOR "5")

 set(YAML_CPP_VERSION_PATCH "1")

 set(YAML_CPP_VERSION "${YAML_CPP_VERSION_MAJOR}.${YAML_CPP_VERSION_MINOR}.${YAML_CPP_VERSION_PATCH}")