diff --git a/klausur-service/Dockerfile.base b/klausur-service/Dockerfile.base
index 7e37728..ca6c741 100644
--- a/klausur-service/Dockerfile.base
+++ b/klausur-service/Dockerfile.base
@@ -14,6 +14,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     tesseract-ocr \
     tesseract-ocr-deu \
     tesseract-ocr-eng \
+    libgl1 \
+    libglib2.0-0 \
     && rm -rf /var/lib/apt/lists/*
 
 # Python dependencies