diff --git a/main.py b/main.py
index 057e853..be31519 100644
--- a/main.py
+++ b/main.py
@@ -19,6 +19,7 @@ def getDkimKey():
         domain = domain.rstrip("\n")
     catProcess = subprocess.Popen(["cat", "/var/dkim/" + domain + ".selector.txt"], stdout=subprocess.PIPE)
     dkim = catProcess.communicate()[0]
+    dkim = str(dkim, "utf-8")
     dkim = base64.b64encode(dkim)
     print(dkim)
     return jsonify(dkim)