diff --git a/version.inc b/version.inc
index cf6b6c07a2..b93a06798e 100644
--- a/version.inc
+++ b/version.inc
@@ -12,4 +12,4 @@ set(BBL_INTERNAL_TESTING "1")
 endif()
 
 # The build_version should start from 50 in master branch
-set(SLIC3R_VERSION "01.08.03.90")
+set(SLIC3R_VERSION "01.08.03.91")