diff --git a/app/build.gradle b/app/build.gradle
index 693a7be..2f74157 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -52,9 +52,12 @@
 
     implementation 'com.github.kupietz:cistern:v1.0.4'
     implementation 'org.maltparser:maltparser:1.9.2'
+    implementation 'org.apache.opennlp:opennlp-tools:2.3.2'
+    implementation 'org.slf4j:slf4j-simple:2.1.0-alpha1'
 }
 
 
+
 application {
     // Define the main class for the application.
     mainClass = 'de.ids_mannheim.korapxmltools.KorapXml2ConlluKt'