diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9877af89e..5934b7c17 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ endif()
 ################################################################################
 set(Z3_VERSION_MAJOR 4)
 set(Z3_VERSION_MINOR 8)
-set(Z3_VERSION_PATCH 4)
+set(Z3_VERSION_PATCH 5)
 set(Z3_VERSION_TWEAK 0)
 set(Z3_VERSION "${Z3_VERSION_MAJOR}.${Z3_VERSION_MINOR}.${Z3_VERSION_PATCH}.${Z3_VERSION_TWEAK}")
 set(Z3_FULL_VERSION_STR "${Z3_VERSION}") # Note this might be modified
diff --git a/scripts/mk_project.py b/scripts/mk_project.py
index 8cf60ab62..58d087f32 100644
--- a/scripts/mk_project.py
+++ b/scripts/mk_project.py
@@ -8,7 +8,7 @@
 from mk_util import *
 
 def init_version():
-    set_version(4, 8, 4, 0)
+    set_version(4, 8, 5, 0)
     
 # Z3 Project definition
 def init_project_def():