diff --git a/src/pywaterinfo/waterinfo.py b/src/pywaterinfo/waterinfo.py
index be1fb2c..062a2e8 100755
--- a/src/pywaterinfo/waterinfo.py
+++ b/src/pywaterinfo/waterinfo.py
@@ -87,7 +87,7 @@ def __init__(self, provider: str = "vmm", token: str = None):
             res.raise_for_status()
             res_parsed = res.json()
             self._token_header = {
-                "Authorization": f"{res_parsed['token_type']}"
+                "Authorization": f"{res_parsed['token_type']} "
                 f"{res_parsed['access_token']}"
             }
             expires_in = res_parsed["expires_in"]