diff --git a/build.gradle b/build.gradle
index 753ff17cbf..8f2a92ca82 100644
--- a/build.gradle
+++ b/build.gradle
@@ -19,7 +19,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:8.0.1'
         classpath 'com.google.android.gms:strict-version-matcher-plugin:1.2.4'
-        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.9.22'
+        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.9.0'
     }
 }
 allprojects {
diff --git a/constants.gradle b/constants.gradle
index db7f9e82bb..07476a72c6 100644
--- a/constants.gradle
+++ b/constants.gradle
@@ -35,7 +35,7 @@ project.ext {
     checkerframeworkVersion = '3.13.0'
     errorProneVersion = '2.18.0'
     jsr305Version = '3.0.2'
-    kotlinAnnotationsVersion = '1.9.22'
+    kotlinAnnotationsVersion = '1.9.0'
     // Updating this to 1.4.0+ will import Kotlin stdlib [internal ref: b/277891049].
     androidxAnnotationVersion = '1.3.0'
     androidxAnnotationExperimentalVersion = '1.3.1'