diff --git a/Makefile b/Makefile
index ac52c76..c606cb0 100644
--- a/Makefile
+++ b/Makefile
@@ -6,11 +6,11 @@
 
 # Master version number
 VER_MAJOR := 0
-VER_MINOR := 3
+VER_MINOR := 4
 VER_PATCH := 0
 
 PROJECT   := re
-VERSION   := 0.3.0
+VERSION   := 0.4.0
 
 MK	:= mk/re.mk
 
diff --git a/rpm/re.spec b/rpm/re.spec
index b84fcf3..c4b8d56 100644
--- a/rpm/re.spec
+++ b/rpm/re.spec
@@ -1,6 +1,6 @@
 %define name     re
-%define ver      0.3.0
-%define rel      2
+%define ver      0.4.0
+%define rel      1
 
 Summary: Generic library for real-time communications with async IO support
 Name: %name