diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 45519d4..d47afc4 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -6,16 +6,19 @@
 jsonlint = true
 google_java_format = true
 pylint3 = true
+ktfmt = true
 rustfmt = true
 xmllint = true
 
 [Tool Paths]
 google-java-format = ${REPO_ROOT}/prebuilts/tools/common/google-java-format/google-java-format
 google-java-format-diff = ${REPO_ROOT}/prebuilts/tools/common/google-java-format/google-java-format-diff.py
+ktfmt = ${REPO_ROOT}/external/ktfmt/ktfmt.sh
 
 [Builtin Hooks Options]
 clang_format = --commit ${PREUPLOAD_COMMIT} --style file --extensions c,h,cc,cpp
 rustfmt = --config-path=rustfmt.toml
+ktfmt = --kotlinlang-style
 
 [Hook Scripts]
 aosp_hook = ${REPO_ROOT}/frameworks/base/tools/aosp/aosp_sha.sh ${PREUPLOAD_COMMIT} "."