diff --git a/app/autodiscovery/api/build.gradle b/app/autodiscovery/api/build.gradle
index 55914b0cc..ce98344e0 100644
--- a/app/autodiscovery/api/build.gradle
+++ b/app/autodiscovery/api/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 java {
     sourceCompatibility = javaVersion
diff --git a/app/autodiscovery/srvrecords/build.gradle b/app/autodiscovery/srvrecords/build.gradle
index 36a597685..a0574af31 100644
--- a/app/autodiscovery/srvrecords/build.gradle
+++ b/app/autodiscovery/srvrecords/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 java {
     sourceCompatibility = javaVersion
diff --git a/app/autodiscovery/thunderbird/build.gradle b/app/autodiscovery/thunderbird/build.gradle
index dc48d2c50..8e2804848 100644
--- a/app/autodiscovery/thunderbird/build.gradle
+++ b/app/autodiscovery/thunderbird/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 java {
     sourceCompatibility = javaVersion
diff --git a/app/html-cleaner/build.gradle b/app/html-cleaner/build.gradle
index eff0c3492..64fa4b088 100644
--- a/app/html-cleaner/build.gradle
+++ b/app/html-cleaner/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 java {
     sourceCompatibility = javaVersion
diff --git a/mail/common/build.gradle b/mail/common/build.gradle
index bf282669e..7b4ad7508 100644
--- a/mail/common/build.gradle
+++ b/mail/common/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'
diff --git a/mail/protocols/imap/build.gradle b/mail/protocols/imap/build.gradle
index f86c05f47..3150d7d9a 100644
--- a/mail/protocols/imap/build.gradle
+++ b/mail/protocols/imap/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'
diff --git a/mail/protocols/pop3/build.gradle b/mail/protocols/pop3/build.gradle
index 8f750863e..f798dc666 100644
--- a/mail/protocols/pop3/build.gradle
+++ b/mail/protocols/pop3/build.gradle
@@ -1,4 +1,5 @@
 apply plugin: 'java-library'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'
diff --git a/mail/protocols/smtp/build.gradle b/mail/protocols/smtp/build.gradle
index fde2b46a9..e7740641e 100644
--- a/mail/protocols/smtp/build.gradle
+++ b/mail/protocols/smtp/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'
diff --git a/mail/protocols/webdav/build.gradle b/mail/protocols/webdav/build.gradle
index f7af9dcd2..49b4e08bd 100644
--- a/mail/protocols/webdav/build.gradle
+++ b/mail/protocols/webdav/build.gradle
@@ -1,4 +1,5 @@
 apply plugin: 'java-library'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'
diff --git a/mail/testing/build.gradle b/mail/testing/build.gradle
index c1d44d29a..709cd1c9a 100644
--- a/mail/testing/build.gradle
+++ b/mail/testing/build.gradle
@@ -1,5 +1,6 @@
 apply plugin: 'java-library'
 apply plugin: 'kotlin'
+apply plugin: 'com.android.lint'
 
 if (rootProject.testCoverage) {
     apply plugin: 'jacoco'