diff --git a/stlab/config.hpp.in b/stlab/config.hpp.in
index 09b39843..fa131ec5 100644
--- a/stlab/config.hpp.in
+++ b/stlab/config.hpp.in
@@ -8,7 +8,7 @@
 #define STLAB_CONFIG_HPP
 
 // Release version macro - used for inline namespace increment on each release
-#define STLAB_VERSION_NAMESPACE() v2
+#define STLAB_VERSION_NAMESPACE() v3
 
 // Configuration generated from CMake