diff --git a/Dockerfile b/Dockerfile
index dbc277a..de5d2ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster
+FROM debian:trixie-20260610
 LABEL maintainer="Julien Cabillot <dockerimages@cabillot.eu>"
 
 RUN groupadd -r -g 666 sabnzbd && \
@@ -22,20 +22,20 @@ ENV LANG C.UTF-8
 #
 
 # hadolint ignore=DL3008,DL3015,SC3009,DL3003,DL3013,DL3042
-RUN export SABNZBD_VERSION=3.7.2 PAR2CMDLINE_VERSION=v0.6.14-mt1 && \
+RUN export SABNZBD_VERSION=4.5.5 PAR2CMDLINE_VERSION=v0.6.14-mt1 && \
     export DEBIAN_FRONTEND=noninteractive && \
+    export PIP_BREAK_SYSTEM_PACKAGES=1 && \
     export BUILD_PACKAGES="automake build-essential python3-dev libffi-dev" && \
-    export RUNTIME_PACKAGES="ca-certificates p7zip-full python3-yenc unrar unzip libgomp1 openssl python3-openssl curl python3-pip" && \
-    export PIP_PACKAGES="sabyenc" && \
-    sed -i 's|http://deb.debian.org|http://archive.debian.org|g' /etc/apt/sources.list && \
-    sed -i "s/ main$/ main contrib non-free/" /etc/apt/sources.list && \
+    export RUNTIME_PACKAGES="ca-certificates p7zip-full unrar unzip libgomp1 openssl python3-openssl python3-cffi curl python3-pip" && \
+    sed -i "s/Components: main/Components: main contrib non-free/" /etc/apt/sources.list.d/debian.sources && \
     apt-get -qq update && \
     apt-get -qq --yes install $BUILD_PACKAGES $RUNTIME_PACKAGES && \
-    #pip3 install $PIP_PACKAGES && \
     curl -SL -o /tmp/sabnzbd.tar.gz https://github.com/sabnzbd/sabnzbd/releases/download/${SABNZBD_VERSION}/SABnzbd-${SABNZBD_VERSION}-src.tar.gz && \
     tar xzf /tmp/sabnzbd.tar.gz && \
     mv SABnzbd-* sabnzbd && \
-    pip3 install --upgrade pip && \
+    sed -i '/pywin32/d' /sabnzbd/requirements.txt && \
+    sed -i 's/^cffi==.*/cffi/' /sabnzbd/requirements.txt && \
+    sed -i 's/^cryptography==.*/cryptography/' /sabnzbd/requirements.txt && \
     pip3 install -r /sabnzbd/requirements.txt && \
     chown -R sabnzbd: sabnzbd && \
     curl -o /tmp/par2cmdline-mt.tar.gz https://codeload.github.com/jkansanen/par2cmdline-mt/tar.gz/${PAR2CMDLINE_VERSION} && \
@@ -82,4 +82,4 @@ RUN chmod +x "/tini"
 CMD ["/sabnzbd.sh"]
 
 HEALTHCHECK --interval=10s \
-    CMD curl --fail "http://localhost:8080" || exit 1
+    CMD curl --fail "http://localhost:8080" || exit 1
\ No newline at end of file
diff --git a/tests/test.sh b/tests/test.sh
index 094729c..de046a4 100644
--- a/tests/test.sh
+++ b/tests/test.sh
@@ -70,7 +70,7 @@ done
 
 echo ""
 echo "Test: GET / (SABnzbd web UI)"
-RESPONSE=$(curl -s -D - "$BASE_URL/")
+RESPONSE=$(curl -sL -D - "$BASE_URL/")
 STATUS=$(echo "$RESPONSE" | head -1 | grep -oP '\d{3}')
 BODY=$(echo "$RESPONSE" | sed -n '/^\r$/,$p' | tail -n +2)
 
@@ -79,4 +79,4 @@ assert_match "Body contains SABnzbd" "[Ss][Aa][Bb].*[Nn]zbd" "$BODY"
 
 echo ""
 echo "Results: $PASSED/$TOTAL passed, $FAILED failed"
-[ "$FAILED" -eq 0 ]
+[ "$FAILED" -eq 0 ]
\ No newline at end of file