diff --git a/CMakeLists.txt b/CMakeLists.txt
index 633075c80c8eae47cc585d2b58e462386ab1e65b..29b84195898ed38453f2eefeca9aa4328a7a8a85 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,7 +121,7 @@ SET(${PROJECT_NAME}_SOURCES
 )
 
 ADD_LIBRARY(${PROJECT_NAME} SHARED ${${PROJECT_NAME}_SOURCES} ${${PROJECT_NAME}_HEADERS})
-SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES OUTPUT_NAME "${PROJECT_NAME}${PYTHON_SOABI}")
+SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES SUFFIX "${PYTHON_EXT_SUFFIX}")
 
 TARGET_LINK_BOOST_PYTHON(${PROJECT_NAME})
 PKG_CONFIG_USE_DEPENDENCY(${PROJECT_NAME} eigen3)