diff --git a/src/config.js b/src/config.js
index b9d1670f4..9ea0902b7 100644
--- a/src/config.js
+++ b/src/config.js
@@ -103,6 +103,7 @@ function initConfig() {
     data.smtpPort = 2525; // this value comes from mail container
     data.sysadminPort = 3001;
     data.ldapPort = 3002;
+    data.dockerProxyPort = 5687;
 
     // keep in sync with start.sh
     data.database = {
diff --git a/src/platform.js b/src/platform.js
index 373fcdf36..e7270e539 100644
--- a/src/platform.js
+++ b/src/platform.js
@@ -342,7 +342,7 @@ function startDockerProxy(callback) {
             req.pipe(dockerRequest, { end: true });
         }
 
-    }).listen(5687, callback);
+    }).listen(config.get('dockerProxyPort'), callback);
 }
 
 function handleCertChanged(cn) {