diff --git a/server/util-server.js b/server/util-server.js
index 39a2d90..ecb404a 100644
--- a/server/util-server.js
+++ b/server/util-server.js
@@ -528,7 +528,7 @@ exports.convertToUTF8 = (body) => {
 let logFile;
 
 try {
-    logFile = fs.createWriteStream("./data/error.log", {
+    logFile = fs.createWriteStream((process.env.DATA_DIR || ".") + "/error.log", {
         flags: "a"
     });
 } catch (_) { }