diff --git a/hosting/proxy/Dockerfile b/hosting/proxy/Dockerfile
index 9ec458a219..085d8dbc81 100644
--- a/hosting/proxy/Dockerfile
+++ b/hosting/proxy/Dockerfile
@@ -17,6 +17,7 @@ COPY error.html /usr/share/nginx/html/error.html
 # Default environment
 ENV PROXY_RATE_LIMIT_WEBHOOKS_PER_SECOND=10
 ENV PROXY_RATE_LIMIT_API_PER_SECOND=20
+ENV PROXY_TIMEOUT_SECONDS=120
 # Use docker-compose values as defaults for backwards compatibility
 ENV APPS_UPSTREAM_URL=http://app-service:4002
 ENV WORKER_UPSTREAM_URL=http://worker-service:4003
diff --git a/hosting/proxy/nginx.prod.conf b/hosting/proxy/nginx.prod.conf
index c5d378afd8..038cb49e4f 100644
--- a/hosting/proxy/nginx.prod.conf
+++ b/hosting/proxy/nginx.prod.conf
@@ -144,9 +144,9 @@ http {
       limit_req zone=ratelimit burst=20 nodelay;
 
       # 120s timeout on API requests
-      proxy_read_timeout 120s;
-      proxy_connect_timeout 120s;
-      proxy_send_timeout 120s;
+      proxy_read_timeout ${PROXY_TIMEOUT_SECONDS}s;
+      proxy_connect_timeout ${PROXY_TIMEOUT_SECONDS}s;
+      proxy_send_timeout ${PROXY_TIMEOUT_SECONDS}s;
 
       proxy_http_version  1.1;
       proxy_set_header    Connection          $connection_upgrade;
@@ -164,9 +164,9 @@ http {
 
       # Rest of configuration copied from /api/ location above
       # 120s timeout on API requests
-      proxy_read_timeout 120s;
-      proxy_connect_timeout 120s;
-      proxy_send_timeout 120s;
+      proxy_read_timeout ${PROXY_TIMEOUT_SECONDS}s;
+      proxy_connect_timeout ${PROXY_TIMEOUT_SECONDS}s;
+      proxy_send_timeout ${PROXY_TIMEOUT_SECONDS}s;
 
       proxy_http_version  1.1;
       proxy_set_header    Connection          $connection_upgrade;