diff --git a/app/build.gradle b/app/build.gradle
index c4a4d69335d8..128268a5cb71 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -31,8 +31,8 @@ android {
     defaultConfig {
         applicationId "at.tomtasche.reader"
         minSdkVersion 23
-        compileSdkVersion 34
-        targetSdkVersion 34
+        compileSdkVersion 35
+        targetSdkVersion 35
 
         testApplicationId "at.tomtasche.reader.test"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
diff --git a/app/conanfile.txt b/app/conanfile.txt
index 5c79d58a0cf2..774c45414516 100644
--- a/app/conanfile.txt
+++ b/app/conanfile.txt
@@ -1,5 +1,5 @@
 [requires]
-odrcore/5.0.7
+odrcore/5.1.1
 
 [generators]
 CMakeToolchain
diff --git a/app/src/main/res/values-v35/themes.xml b/app/src/main/res/values-v35/themes.xml
new file mode 100644
index 000000000000..9c7918795209
--- /dev/null
+++ b/app/src/main/res/values-v35/themes.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="MainTheme" parent="Theme.AppCompat.Light">
+        <item name="colorPrimary">#ffffff</item>
+        <item name="colorPrimaryDark">#6b6b6b</item>
+        <item name="colorAccent">#b5b5b5</item>
+        <item name="android:textColorPrimary">#6b6b6b</item>
+        <item name="android:textColorSecondary">#b5b5b5</item>
+        <item name="android:forceDarkAllowed">true</item>
+        <item name="android:windowOptOutEdgeToEdgeEnforcement">true</item>
+    </style>
+</resources>
diff --git a/build.gradle b/build.gradle
index ab59aa6280f4..efcf249f58d4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'com.android.application' version '8.5.2' apply false
+    id 'com.android.application' version '8.13.1' apply false
     id 'com.google.gms.google-services'version '4.4.2' apply false
     id 'com.google.firebase.crashlytics' version '3.0.2' apply false
     id 'app.opendocument.conanandroidgradleplugin' version '0.9.6' apply false
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 09523c0e5490..37f853b1c84d 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME