GUACAMOLE-1316: Remove incorrect trailing whitespace after backslash escape.
diff --git a/guacamole-docker/bin/start.sh b/guacamole-docker/bin/start.sh
index 24b7a2f..4d6ab41 100755
--- a/guacamole-docker/bin/start.sh
+++ b/guacamole-docker/bin/start.sh
@@ -547,7 +547,7 @@
     if [ -z "$OPENID_AUTHORIZATION_ENDPOINT" ] || \
        [ -z "$OPENID_JWKS_ENDPOINT" ]          || \
        [ -z "$OPENID_ISSUER" ]                 || \
-       [ -z "$OPENID_CLIENT_ID" ]              || \          
+       [ -z "$OPENID_CLIENT_ID" ]              || \
        [ -z "$OPENID_REDIRECT_URI" ]
     then
         cat <<END