diff --git a/dbbackup-docker-compose b/dbbackup-docker-compose
index afef4a4..7dcf62a 100755
--- a/dbbackup-docker-compose
+++ b/dbbackup-docker-compose
@@ -47,7 +47,7 @@ GREP=`which grep`
 # email program
 MAIL=`which mail`
 # database dump utility
-DC=`which docker`
+DC=`which docker-compose`
 #DEF_ARGS="-C -d -O -x"
 #
 # pattern for "ls" command to build list of
@@ -136,13 +136,13 @@ delete_old() {
 do_backup() {
    FILE=$1
    CONTAINER=$2
-   VER=`$DC compose exec $CONTAINER pg_config --version`
+   VER=`$DC exec $CONTAINER pg_config --version`
    verbose "Postgres version $VER - echoing to backup: $FILE"
    echo "--" > $FILE
    echo "-- PostgreSQL Version: $VER" >> $FILE
    echo "--" >> $FILE
    echo "" >> $FILE
-   CMD="$DC compose exec $CONTAINER $DUMP_CMD"
+   CMD="$DC exec $CONTAINER $DUMP_CMD"
    verbose "doing database dump: $CMD"
    $CMD >> $FILE
 }