diff --git a/novnc/Dockerfile b/novnc/Dockerfile
index ecd061f..55f804d 100644
--- a/novnc/Dockerfile
+++ b/novnc/Dockerfile
@@ -8,29 +8,29 @@ RUN apk add --no-cache \
     && <<-'01-init' cat >>/app/init.d/01-init.sh
 
 # Check for client variables
-if ! [ ${MYVNC_VNCCLIENT_HOST} ]
+if ! [ ${MYVNC_VNCSSH_HOST} ]
 then
-    echo "Variable MYVNC_VNCCLIENT_HOST is missing."
+    echo "Variable MYVNC_VNCSSH_HOST is missing."
     echo "Exiting..."
     exit 1
 fi
-if ! [ ${MYVNC_VNCCLIENT_PORT} ]
+if ! [ ${MYVNC_VNCSSH_PORT} ]
 then
-    echo "Variable MYVNC_VNCCLIENT_PORT is missing."
+    echo "Variable MYVNC_VNCSSH_PORT is missing."
     echo "Exiting..."
     exit 1
 fi
-if ! [[ ${MYVNC_VNCCLIENT_PORT} =~ ^[0-9]+$ ]]
+if ! [[ ${MYVNC_VNCSSH_PORT} =~ ^[0-9]+$ ]]
 then
-    echo "Variable MYVNC_VNCCLIENT_PORT is invalid."
+    echo "Variable MYVNC_VNCSSH_PORT is invalid."
     echo "Exiting..."
     exit 1
 fi
 
 # Read ssh client variables hostname and port (5900, 5901, 5902, etc)
-if ssh ${MYVNC_VNCCLIENT_HOST} exit
+if ssh ${MYVNC_VNCSSH_HOST} exit
 then
-    ssh ${MYVNC_VNCCLIENT_HOST} -L ${MYVNC_VNCLISTEN_HOST:-5900}:localhost:${MYVNC_VNCCLIENT_PORT} &
+    ssh ${MYVNC_VNCSSH_HOST} -L ${MYVNC_VNCLISTEN_HOST:-5900}:localhost:${MYVNC_VNCSSH_PORT} &
 else
     echo "Unable to establish SSH tunnel."
     echo "Exiting..."