diff --git a/Dockerfile b/Dockerfile
index 230c73c..396713c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -539,12 +539,13 @@ ENV LD_PRELOAD="${SELKIES_INTERPOSER}${LD_PRELOAD:+:${LD_PRELOAD}}"
 ENV SDL_JOYSTICK_DEVICE=/dev/input/js0
 
 # Install the KasmVNC web interface and RustDesk for fallback
-RUN YQ_VERSION="$(curl -fsSL "https://api.github.com/repos/mikefarah/yq/releases/latest" | jq -r '.tag_name' | sed 's/[^0-9\.\-]*//g')" && \
-    cd /tmp && curl -o yq -fsSL "https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/yq_linux_$(dpkg --print-architecture)" && install ./yq /usr/bin/ && rm -f yq && \
-    KASMVNC_VERSION="$(curl -fsSL "https://api.github.com/repos/kasmtech/KasmVNC/releases/latest" | jq -r '.tag_name' | sed 's/[^0-9\.\-]*//g')" && \
-    cd /tmp && curl -o kasmvncserver.deb -fsSL "https://github.com/kasmtech/KasmVNC/releases/download/v${KASMVNC_VERSION}/kasmvncserver_$(grep UBUNTU_CODENAME= /etc/os-release | cut -d= -f2 | tr -d '\"' | sed 's/noble/jammy/')_${KASMVNC_VERSION}_$(dpkg --print-architecture).deb" && apt-get update && apt-get install --no-install-recommends -y ./kasmvncserver.deb && rm -f kasmvncserver.deb && \
+RUN KASMVNC_VERSION="$(curl -fsSL "https://api.github.com/repos/kasmtech/KasmVNC/releases/latest" | jq -r '.tag_name' | sed 's/[^0-9\.\-]*//g')" && \
+    # Remove sed from noble to jammy after new release
+    cd /tmp && curl -o kasmvncserver.deb -fsSL "https://github.com/kasmtech/KasmVNC/releases/download/v${KASMVNC_VERSION}/kasmvncserver_$(grep UBUNTU_CODENAME= /etc/os-release | cut -d= -f2 | tr -d '\"' | sed 's/noble/jammy/')_${KASMVNC_VERSION}_$(dpkg --print-architecture).deb" && apt-get update && apt-get install --no-install-recommends -y ./kasmvncserver.deb libdatetime-perl && rm -f kasmvncserver.deb && \
     RUSTDESK_VERSION="$(curl -fsSL "https://api.github.com/repos/rustdesk/rustdesk/releases/latest" | jq -r '.tag_name' | sed 's/[^0-9\.\-]*//g')" && \
     cd /tmp && curl -o rustdesk.deb -fsSL "https://github.com/rustdesk/rustdesk/releases/download/${RUSTDESK_VERSION}/rustdesk-${RUSTDESK_VERSION}-$(uname -m).deb" && apt-get update && apt-get install --no-install-recommends -y ./rustdesk.deb && rm -f rustdesk.deb && \
+    YQ_VERSION="$(curl -fsSL "https://api.github.com/repos/mikefarah/yq/releases/latest" | jq -r '.tag_name' | sed 's/[^0-9\.\-]*//g')" && \
+    cd /tmp && curl -o yq -fsSL "https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/yq_linux_$(dpkg --print-architecture)" && install ./yq /usr/bin/ && rm -f yq && \
     apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/debconf/* /var/log/* /tmp/* /var/tmp/*
 ENV PATH="${PATH:+${PATH}:}/usr/lib/rustdesk"
 
diff --git a/entrypoint.sh b/entrypoint.sh
index cd587ee..c3965eb 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -107,7 +107,7 @@ if [ -z "$GPU_SELECT" ]; then
 fi
 
 # Setting `VIDEO_PORT` to none disables RANDR/XRANDR, do not set this if using datacenter GPUs
-if [ "${VIDEO_PORT,,}" = "none" ]; then
+if [ "$(echo ${VIDEO_PORT} | tr '[:upper:]' '[:lower:]')" = "none" ]; then
   export CONNECTED_MONITOR="--use-display-device=None"
 # The X server is otherwise deliberately set to a specific video port despite not being plugged to enable RANDR/XRANDR, monitor will display the screen if plugged to the specific port
 else
@@ -143,21 +143,21 @@ ln -snf /dev/ptmx /dev/tty7 || sudo-root ln -snf /dev/ptmx /dev/tty7 || echo 'Fa
 echo 'Waiting for X Socket' && until [ -S "/tmp/.X11-unix/X${DISPLAY#*:}" ]; do sleep 0.5; done && echo 'X Server is ready'
 
 # Run the KasmVNC fallback web interface if enabled
-if [ "${KASMVNC_ENABLE,,}" = "true" ]; then
+if [ "$(echo ${KASMVNC_ENABLE} | tr '[:upper:]' '[:lower:]')" = "true" ]; then
   export KASM_DISPLAY=":50"
   yq -i '
   .command_line.prompt = false |
-  .desktop.allow_resize = '${SELKIES_ENABLE_RESIZE,,:-false}' |
-  .logging.log_dest = /tmp/kasmvnc.log
-  .network.ssl.require_ssl = '${SELKIES_ENABLE_HTTPS,,:-false}' |
+  .desktop.allow_resize = '$(echo ${SELKIES_ENABLE_RESIZE-false} | tr '[:upper:]' '[:lower:]')' |
+  .logging.log_dest = "/tmp/kasmvnc.log" |
+  .network.ssl.require_ssl = '$(echo ${SELKIES_ENABLE_HTTPS-false} | tr '[:upper:]' '[:lower:]')' |
   .encoding.max_frame_rate = '${DISPLAY_REFRESH}' |
   .server.advanced.kasm_password_file = "'${XDG_RUNTIME_DIR}'/.kasmpasswd"
   ' /etc/kasmvnc/kasmvnc.yaml
-  if [ -n "${SELKIES_HTTPS_CERT}" ]; then yq -i '.network.ssl.pem_certificate = '${SELKIES_HTTPS_CERT:-/etc/ssl/certs/ssl-cert-snakeoil.pem}'' /etc/kasmvnc/kasmvnc.yaml; fi
-  if [ -n "${SELKIES_HTTPS_KEY}" ]; then yq -i '.network.ssl.pem_certificate = '${SELKIES_HTTPS_KEY:-/etc/ssl/private/ssl-cert-snakeoil.key}'' /etc/kasmvnc/kasmvnc.yaml; fi
-  if [ "${SELKIES_ENABLE_RESIZE,,}" = "true" ]; then export KASM_RESIZE_FLAG="-r"; fi
+  if [ -n "${SELKIES_HTTPS_CERT}" ]; then yq -i '.network.ssl.pem_certificate = "'${SELKIES_HTTPS_CERT-/etc/ssl/certs/ssl-cert-snakeoil.pem}'"' /etc/kasmvnc/kasmvnc.yaml; fi
+  if [ -n "${SELKIES_HTTPS_KEY}" ]; then yq -i '.network.ssl.pem_certificate = "'${SELKIES_HTTPS_KEY-/etc/ssl/private/ssl-cert-snakeoil.key}'"' /etc/kasmvnc/kasmvnc.yaml; fi
+  if [ "$(echo ${SELKIES_ENABLE_RESIZE} | tr '[:upper:]' '[:lower:]')" = "true" ]; then export KASM_RESIZE_FLAG="-r"; fi
   (echo "${SELKIES_BASIC_AUTH_PASSWORD:-${PASSWD}}"; echo "${SELKIES_BASIC_AUTH_PASSWORD:-${PASSWD}}";) | kasmvncpasswd -u "${SELKIES_BASIC_AUTH_USER:-${USER}}" -o "${XDG_RUNTIME_DIR}/.kasmpasswd"
-  if [ "${SELKIES_ENABLE_BASIC_AUTH,,}" = "false" ]; then export NO_KASM_AUTH_FLAG="-disableBasicAuth"; fi
+  if [ "$(echo ${SELKIES_ENABLE_BASIC_AUTH} | tr '[:upper:]' '[:lower:]')" = "false" ]; then export NO_KASM_AUTH_FLAG="-disableBasicAuth"; fi
   if [ -n "$KASMVNC_VIEWPASS" ]; then (echo "${KASMVNC_VIEWPASS}"; echo "${KASMVNC_VIEWPASS}";) | kasmvncpasswd -u "view" "${XDG_RUNTIME_DIR}/.kasmpasswd"; fi
   kasmvncserver "${KASM_DISPLAY}" -websocketPort 8080 -geometry "${DISPLAY_SIZEW}x${DISPLAY_SIZEH}" -depth "${DISPLAY_CDEPTH}" -FrameRate "${DISPLAY_REFRESH}" -fg -noxstartup -AlwaysShared ${NO_KASM_AUTH_FLAG}
   until [ -S "/tmp/.X11-unix/X${KASM_DISPLAY#*:}" ]; do sleep 0.5; done;
diff --git a/selkies-gstreamer-entrypoint.sh b/selkies-gstreamer-entrypoint.sh
index 65fb580..2493803 100755
--- a/selkies-gstreamer-entrypoint.sh
+++ b/selkies-gstreamer-entrypoint.sh
@@ -7,7 +7,7 @@
 set -e
 
 # Set password for basic authentication
-if [ "${SELKIES_ENABLE_BASIC_AUTH,,}" = "true" ] && [ -z "${SELKIES_BASIC_AUTH_PASSWORD}" ]; then export SELKIES_BASIC_AUTH_PASSWORD="${PASSWD}"; fi
+if [ "$(echo ${SELKIES_ENABLE_BASIC_AUTH} | tr '[:upper:]' '[:lower:]')" = "true" ] && [ -z "${SELKIES_BASIC_AUTH_PASSWORD}" ]; then export SELKIES_BASIC_AUTH_PASSWORD="${PASSWD}"; fi
 
 # Set default display
 export DISPLAY="${DISPLAY:-:0}"