diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index e3cf8e5c..0ce27371 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -40,7 +40,7 @@ android {
         }
     }
 
-    compileSdk = 34
+    compileSdk = 35
     buildToolsVersion = "35.0.0"
 
     namespace = "app.grapheneos.pdfviewer"
diff --git a/build.gradle.kts b/build.gradle.kts
index f58fff1a..e28f87e4 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,6 +5,6 @@ plugins {
 
 allprojects {
     tasks.withType<JavaCompile> {
-        options.compilerArgs.addAll(listOf("-Xlint", "-Xlint:-serial"))
+        options.compilerArgs.addAll(listOf("-Xlint", "-Xlint:-classfile", "-Xlint:-serial"))
     }
 }