diff --git a/core/config.mk b/core/config.mk
index d1746ef..93c5db1 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -769,7 +769,7 @@
 # is made which breaks compatibility with the previous platform sepolicy version,
 # not just on every increase in PLATFORM_SDK_VERSION.  The minor version should
 # be reset to 0 on every bump of the PLATFORM_SDK_VERSION.
-sepolicy_major_vers := 30
+sepolicy_major_vers := 31
 sepolicy_minor_vers := 0
 
 ifneq ($(sepolicy_major_vers), $(PLATFORM_SDK_VERSION))
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 8d40f60..7dc35f1 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -88,7 +88,7 @@
 # The last stable version name of the platform that was released.  During
 # development, this stays at that previous version, while the codename indicates
 # further work based on the previous version.
-PLATFORM_VERSION_LAST_STABLE := 11
+PLATFORM_VERSION_LAST_STABLE := 12
 .KATI_READONLY := PLATFORM_VERSION_LAST_STABLE
 
 # These are the current development codenames, if the build is not a final
@@ -151,7 +151,7 @@
   # When you increment the PLATFORM_SDK_VERSION please ensure you also
   # clear out the following text file of all older PLATFORM_VERSION's:
   # cts/tests/tests/os/assets/platform_versions.txt
-  PLATFORM_SDK_VERSION := 30
+  PLATFORM_SDK_VERSION := 31
 endif
 .KATI_READONLY := PLATFORM_SDK_VERSION