diff --git a/lint-rules/kotlinMigration-lint.gradle b/lint-rules/kotlinMigration-lint.gradle
index abbb09c26f..4a38220ef2 100644
--- a/lint-rules/kotlinMigration-lint.gradle
+++ b/lint-rules/kotlinMigration-lint.gradle
@@ -43,7 +43,7 @@ permission notice:
 // Example of class name: "/com/ichi2/anki/UIUtils.kt"
 // Ensure that it starts with '/' (slash)
 def source = Source.MAIN
-def className = "/com/ichi2/anki/lint/rules/DirectSnackbarMakeUsage.kt"
+def className = ""
 
 enum Source {
     MAIN("/src/main/java"),
diff --git a/lint-rules/src/main/java/com/ichi2/anki/lint/rules/DirectSnackbarMakeUsage.kt b/lint-rules/src/main/java/com/ichi2/anki/lint/rules/DirectSnackbarMakeUsage.kt
index d4ab374439..b0b74dd619 100644
--- a/lint-rules/src/main/java/com/ichi2/anki/lint/rules/DirectSnackbarMakeUsage.kt
+++ b/lint-rules/src/main/java/com/ichi2/anki/lint/rules/DirectSnackbarMakeUsage.kt
@@ -13,48 +13,38 @@
  *  You should have received a copy of the GNU General Public License along with
  *  this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+package com.ichi2.anki.lint.rules
 
-package com.ichi2.anki.lint.rules;
-
-import com.android.tools.lint.client.api.JavaEvaluator;
-import com.android.tools.lint.detector.api.Detector;
-import com.android.tools.lint.detector.api.Implementation;
-import com.android.tools.lint.detector.api.Issue;
-import com.android.tools.lint.detector.api.JavaContext;
-import com.android.tools.lint.detector.api.Scope;
-import com.android.tools.lint.detector.api.SourceCodeScanner;
-import com.google.common.annotations.VisibleForTesting;
-import com.ichi2.anki.lint.utils.Constants;
-import com.ichi2.anki.lint.utils.LintUtils;
-import com.intellij.psi.PsiMethod;
-
-import com.android.annotations.NonNull;
-import com.android.annotations.Nullable;
-import org.jetbrains.uast.UCallExpression;
-import org.jetbrains.uast.UClass;
-
-import java.util.ArrayList;
-import java.util.List;
+import com.android.tools.lint.detector.api.*
+import com.google.common.annotations.VisibleForTesting
+import com.ichi2.anki.lint.utils.Constants
+import com.ichi2.anki.lint.utils.KotlinCleanup
+import com.ichi2.anki.lint.utils.LintUtils
+import com.intellij.psi.PsiMethod
+import org.jetbrains.uast.UCallExpression
 
 /**
  * This custom Lint rules will raise an error if a developer uses the {com.google.android.material.snackbar.Snackbar#make(...)} method
  * instead of using the method provided by the UIUtils class {com.ichi2.anki.UIUtils#showSimpleSnackbar(...)}
  * or {com.ichi2.anki.UIUtils#showSnackbar(...)}.
  */
-public class DirectSnackbarMakeUsage extends Detector implements SourceCodeScanner {
+@KotlinCleanup("IDE lint")
+@KotlinCleanup("mutableListOf")
+class DirectSnackbarMakeUsage : Detector(), SourceCodeScanner {
 
-    @VisibleForTesting
-    static final String ID = "DirectSnackbarMakeUsage";
+    companion object {
+        @JvmField
+        @VisibleForTesting
+        val ID = "DirectSnackbarMakeUsage"
 
-    @VisibleForTesting
-    static final String DESCRIPTION = "Use UIUtils.showSimpleSnackbar or UIUtils.showSnackbar instead of Snackbar.make";
-
-    private static final String EXPLANATION = "To improve code consistency within the codebase you should use UIUtils.showSimpleSnackbar or UIUtils.showSnackbar " +
-            "in place of the library Snackbar.make(...).show()";
-
-    private static final Implementation implementation = new Implementation(DirectSnackbarMakeUsage.class, Scope.JAVA_FILE_SCOPE);
-
-    public static final Issue ISSUE = Issue.create(
+        @JvmField
+        @VisibleForTesting
+        val DESCRIPTION = "Use UIUtils.showSimpleSnackbar or UIUtils.showSnackbar instead of Snackbar.make"
+        private const val EXPLANATION = "To improve code consistency within the codebase you should use UIUtils.showSimpleSnackbar or UIUtils.showSnackbar " +
+            "in place of the library Snackbar.make(...).show()"
+        private val implementation = Implementation(DirectSnackbarMakeUsage::class.java, Scope.JAVA_FILE_SCOPE)
+        @JvmField
+        val ISSUE: Issue = Issue.create(
             ID,
             DESCRIPTION,
             EXPLANATION,
@@ -62,37 +52,28 @@ public class DirectSnackbarMakeUsage extends Detector implements SourceCodeScann
             Constants.ANKI_CODE_STYLE_PRIORITY,
             Constants.ANKI_CODE_STYLE_SEVERITY,
             implementation
-    );
-
-
-    public DirectSnackbarMakeUsage() {
-
+        )
     }
 
-
-    @Nullable
-    @Override
-    public List<String> getApplicableMethodNames() {
-        List<String> forbiddenMethods = new ArrayList<>();
-        forbiddenMethods.add("make");
-        return forbiddenMethods;
+    override fun getApplicableMethodNames(): List<String>? {
+        val forbiddenMethods: MutableList<String> = ArrayList()
+        forbiddenMethods.add("make")
+        return forbiddenMethods
     }
 
-
-    @Override
-    public void visitMethodCall(@NonNull JavaContext context, @NonNull UCallExpression node, @NonNull PsiMethod method) {
-        super.visitMethodCall(context, node, method);
-        JavaEvaluator evaluator = context.getEvaluator();
-        List<UClass> foundClasses = context.getUastFile().getClasses();
-        if (!LintUtils.isAnAllowedClass(foundClasses, "UIUtils")
-                && evaluator.isMemberInClass(method, "com.google.android.material.snackbar.Snackbar")) {
+    override fun visitMethodCall(context: JavaContext, node: UCallExpression, method: PsiMethod) {
+        super.visitMethodCall(context, node, method)
+        val evaluator = context.evaluator
+        val foundClasses = context.uastFile!!.classes
+        if (!LintUtils.isAnAllowedClass(foundClasses, "UIUtils") &&
+            evaluator.isMemberInClass(method, "com.google.android.material.snackbar.Snackbar")
+        ) {
             context.report(
-                    ISSUE,
-                    node,
-                    context.getCallLocation(node, true, true),
-                    DESCRIPTION
-            );
+                ISSUE,
+                node,
+                context.getCallLocation(node, true, true),
+                DESCRIPTION
+            )
         }
     }
-
-}
\ No newline at end of file
+}