diff --git a/CMakeLists.txt b/CMakeLists.txt
index 35cbd12..21b41e3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,7 +45,7 @@ if(NOT CMAKE_BUILD_TYPE)
   list(GET CMAKE_CONFIGURATION_TYPES 0 CMAKE_BUILD_TYPE)
 endif()
 
-set(OPENELP_EXTRA_VERSION "" CACHE STRING
+set(OPENELP_EXTRA_VERSION "dev" CACHE STRING
   "Extra value suffixed to the version number"
   )
 
@@ -154,7 +154,7 @@ set(OPENELP_TEST_DIR "${OPENELP_DIR}/test")
 
 set(OPENELP_MAJOR_VERSION 0)
 set(OPENELP_MINOR_VERSION 9)
-set(OPENELP_PATCH_VERSION 3)
+set(OPENELP_PATCH_VERSION 4)
 set(OPENELP_VERSION
   ${OPENELP_MAJOR_VERSION}.${OPENELP_MINOR_VERSION}.${OPENELP_PATCH_VERSION})
 if(OPENELP_EXTRA_VERSION)