1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index c7fe101cd9..c2109036ec 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -163,7 +163,7 @@ class ProfileHandler:
                 400, "Displayname is too long (max %i)" % (MAX_DISPLAYNAME_LEN,)
             )
 
-        displayname_to_set: Optional[str] = new_displayname
+        displayname_to_set: Optional[str] = new_displayname.strip()
         if new_displayname == "":
             displayname_to_set = None