diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 50a0d73..e4c0e38 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -8,14 +8,13 @@ RUN apk update
 
 RUN apk add xsel
 
-ARG REACT_APP_SIGNALING_SERVER \
-    REACT_APP_AUTH_API_ADDRESS \
+ARG REACT_APP_AUTH_API_ADDRESS \
     REACT_APP_TESTNET_URL \ 
     REACT_APP_FT_ADDRESS \ 
     REACT_APP_CONTRACT_ADDRESS \
     REACT_APP_NODE
-ENV REACT_APP_SIGNALING_SERVER=${REACT_APP_SIGNALING_SERVER} \
-    REACT_APP_AUTH_API_ADDRESS=${REACT_APP_AUTH_API_ADDRESS} \
+
+ENV REACT_APP_AUTH_API_ADDRESS=${REACT_APP_AUTH_API_ADDRESS} \
     REACT_APP_TESTNET_URL=${REACT_APP_TESTNET_URL} \
     REACT_APP_FT_ADDRESS=${REACT_APP_FT_ADDRESS} \
     REACT_APP_CONTRACT_ADDRESS=${REACT_APP_CONTRACT_ADDRESS} \