diff --git a/Dockerfile b/Dockerfile
index be3a2a77..679ec4d0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,9 @@ ARG CALIBREWEB_COMMIT
 LABEL build_version="Linuxserver.io version:- ${VERSION} Build-date:- ${BUILD_DATE}"
 LABEL maintainer="notdriz"
 
+ENV \
+  QTWEBENGINE_CHROMIUM_FLAGS="--no-sandbox"
+
 RUN \
   echo "**** install build packages ****" && \
   apt-get update && \
@@ -24,11 +27,13 @@ RUN \
   apt-get install -y --no-install-recommends \
     imagemagick \
     ghostscript \
+    libasound2t64 \
     libldap2 \
     libmagic1t64 \
     libsasl2-2 \
     libxi6 \
     libxslt1.1 \
+    libxfixes3 \
     python3-venv \
     sqlite3 \
     xdg-utils && \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index a4d4ff65..c1127729 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -11,6 +11,9 @@ ARG CALIBREWEB_COMMIT
 LABEL build_version="Linuxserver.io version:- ${VERSION} Build-date:- ${BUILD_DATE}"
 LABEL maintainer="notdriz"
 
+ENV \
+  QTWEBENGINE_CHROMIUM_FLAGS="--no-sandbox"
+
 RUN \
   echo "**** install build packages ****" && \
   apt-get update && \
@@ -29,9 +32,11 @@ RUN \
   apt-get install -y --no-install-recommends \
     imagemagick \
     ghostscript \
+    libasound2t64 \
     libldap2 \
     libmagic1t64 \
     libsasl2-2 \
+    libxfixes3 \
     libxi6 \
     libxslt1.1 \
     python3-venv \
diff --git a/README.md b/README.md
index 957e61a5..2b8db4cb 100644
--- a/README.md
+++ b/README.md
@@ -310,6 +310,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **10.28.25:** - Add libxfixes3 and libasound2t64 to support epub to pdf conversion; also set --no-sandbox for qtwebengine.
 * **07.01.25:** - Set kepubify path by default.
 * **05.12.24:** - Rebase to noble.
 * **26.08.24:** - Add new dep, xdg-utils.
diff --git a/readme-vars.yml b/readme-vars.yml
index 5a654349..e6e32d64 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -102,6 +102,7 @@ init_diagram: |
   "calibre-web:nightly" <- Base Images
 # changelog
 changelogs:
+  - {date: "10.28.25:", desc: "Add libxfixes3 and libasound2t64 to support epub to pdf conversion; also set --no-sandbox for qtwebengine."}
   - {date: "07.01.25:", desc: "Set kepubify path by default."}
   - {date: "05.12.24:", desc: "Rebase to noble."}
   - {date: "26.08.24:", desc: "Add new dep, xdg-utils."}