diff --git a/build.gradle b/build.gradle
index fb4e0909cb65..809bd799ae89 100644
--- a/build.gradle
+++ b/build.gradle
@@ -110,11 +110,11 @@ buildscript {
         }
     }
 
-    ext.kotlin_version = '1.6.21'
+    ext.kotlin_version = '1.7.20'
 
     dependencies {
         classpath 'org.mozilla.apilint:apilint:0.5.2'
-        classpath 'com.android.tools.build:gradle:7.2.2'
+        classpath 'com.android.tools.build:gradle:7.3.0'
         classpath 'org.apache.commons:commons-exec:1.3'
         classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.10.0'
         classpath 'org.tomlj:tomlj:1.0.0'
diff --git a/mobile/android/annotations/build.gradle b/mobile/android/annotations/build.gradle
index 59dae64075b5..95f15b1d6aea 100644
--- a/mobile/android/annotations/build.gradle
+++ b/mobile/android/annotations/build.gradle
@@ -2,9 +2,12 @@ buildDir "${topobjdir}/gradle/build/mobile/android/annotations"
 
 apply plugin: 'java'
 
+// lint should be X+23.Y.Z of gradle_plugin version, according to:
+// http://googlesamples.github.io/android-custom-lint-rules/api-guide.html#example:samplelintcheckgithubproject/lintversion?
+
 dependencies {
-    implementation 'com.android.tools.lint:lint:30.2.2'
-    implementation 'com.android.tools.lint:lint-checks:30.2.2'
+    implementation 'com.android.tools.lint:lint:30.3.0'
+    implementation 'com.android.tools.lint:lint-checks:30.3.0'
 }
 
 sourceCompatibility = JavaVersion.VERSION_11