diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index f8aa7e9bab301..1d92778a91176 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -25,4 +25,6 @@ hidden_api_txt_checksorted_hook = ${REPO_ROOT}/tools/platform-compat/hiddenapi/c
 
 hidden_api_txt_exclude_hook = ${REPO_ROOT}/frameworks/base/tools/hiddenapi/exclude.sh ${PREUPLOAD_COMMIT} ${REPO_ROOT}
 
+ktfmt_hook = ${REPO_ROOT}/external/ktfmt/ktfmt.py --check -i ${REPO_ROOT}/frameworks/base/ktfmt_includes.txt ${PREUPLOAD_FILES}
+
 ktlint_hook = ${REPO_ROOT}/prebuilts/ktlint/ktlint.py -f ${PREUPLOAD_FILES}
diff --git a/ktfmt_includes.txt b/ktfmt_includes.txt
new file mode 100644
index 0000000000000..96da8c9c803b6
--- /dev/null
+++ b/ktfmt_includes.txt
@@ -0,0 +1,9 @@
+packages/SystemUI/compose/
+packages/SystemUI/screenshot/
+packages/SystemUI/src/com/android/systemui/people/data
+packages/SystemUI/src/com/android/systemui/people/ui
+packages/SystemUI/src/com/android/systemui/keyguard/data
+packages/SystemUI/src/com/android/systemui/keyguard/dagger
+packages/SystemUI/src/com/android/systemui/keyguard/domain
+packages/SystemUI/src/com/android/systemui/keyguard/shared
+packages/SystemUI/src/com/android/systemui/keyguard/ui
\ No newline at end of file