diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e215c18a..0d21c6f0 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -26,7 +26,7 @@ if (WITH_ADMIN_ACTIONS)
 endif()
 
 add_compile_definitions(ANTELOPE)
-add_compile_definitions(PROJECT_VERSION="0.6.0")
+add_compile_definitions(PROJECT_VERSION="0.5.2")
 
 # ethash
 list(APPEND SOURCES