diff --git a/Dockerfile.fat b/Dockerfile.fat
index ca668b287..3b8995311 100644
--- a/Dockerfile.fat
+++ b/Dockerfile.fat
@@ -25,11 +25,6 @@ RUN ./gradlew clean build -x spotlessApply -x spotlessCheck -x test -x sonarqube
 FROM alpine:3.22.2@sha256:4b7ce07002c69e8f3d704a9c5d6fd3053be500b7f1c69fc0d80990c2ad8dd412
 
 ADD https://download.documentfoundation.org/libreoffice/stable/25.2.6/deb/x86_64/LibreOffice_25.2.6_Linux_x86-64_deb.tar.gz /tmp/lo.tar.gz
-RUN mkdir -p /opt/libreoffice && \
-    tar -xzf /tmp/lo.tar.gz -C /opt/libreoffice --strip-components=1 && \
-    rm -f /tmp/lo.tar.gz && \
-    ln -sf /opt/libreoffice/program/soffice /usr/bin/soffice.bin && \
-    chmod 755 /usr/bin/soffice.bin
 
 # Copy necessary files
 COPY scripts /scripts
@@ -84,7 +79,8 @@ RUN --mount=type=cache,target=/var/cache/apk \
     su-exec \
     openssl \
     openssl-dev \
-    openjdk21-jre
+    openjdk21-jre \
+    dpkg
 
 RUN --mount=type=cache,target=/var/cache/apk \
     apk add --no-cache \
@@ -129,6 +125,21 @@ RUN --mount=type=cache,target=/var/cache/apk \
     # Calibre fixes
     apk fix --no-cache calibre
 
+RUN set -eux; \
+    mkdir -p /tmp/libreoffice && \
+    tar -xzf /tmp/lo.tar.gz -C /tmp/libreoffice --strip-components=1 && \
+    for pkg in /tmp/libreoffice/DEBS/*.deb; do \
+        dpkg-deb -x "${pkg}" /; \
+    done && \
+    libreoffice_dir="$(find /opt -maxdepth 1 -type d -name 'libreoffice*' | head -n 1)" && \
+    [ -n "${libreoffice_dir}" ] && \
+    rm -f /opt/libreoffice && \
+    ln -sf "${libreoffice_dir}" /opt/libreoffice && \
+    rm -f /usr/bin/soffice /usr/bin/soffice.bin && \
+    ln -sf /opt/libreoffice/program/soffice /usr/bin/soffice && \
+    ln -sf /opt/libreoffice/program/soffice.bin /usr/bin/soffice.bin && \
+    rm -rf /tmp/libreoffice /tmp/lo.tar.gz
+
 RUN python3 -m venv /opt/venv && \
     /opt/venv/bin/pip install --no-cache-dir --upgrade pip setuptools && \
     /opt/venv/bin/pip install --no-cache-dir --upgrade unoserver weasyprint && \