diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index c4fb85719..202ce858e 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -38,8 +38,8 @@ ifdef INTERNAL_BUILD_ID_MAKEFILE
   include $(INTERNAL_BUILD_ID_MAKEFILE)
 endif
 
-DEFAULT_PLATFORM_VERSION := OPM1
-MIN_PLATFORM_VERSION := OPM1
+DEFAULT_PLATFORM_VERSION := PPR1
+MIN_PLATFORM_VERSION := PPR1
 MAX_PLATFORM_VERSION := PPR1
 
 ALLOWED_VERSIONS := $(call allowed-platform-versions,\
@@ -73,7 +73,6 @@ endif
 # When you change PLATFORM_VERSION for a given PLATFORM_SDK_VERSION
 # please add that PLATFORM_VERSION to the following text file:
 # cts/tests/tests/os/assets/platform_versions.txt
-PLATFORM_VERSION.OPM1 := OMR1
 PLATFORM_VERSION.PPR1 := P
 
 # These are the current development codenames, if the build is not a final