pythonleague
diff --git a/‎authlib/oauth2/rfc7523/auth.py‎
Lines changed: 2 additions & 1 deletion b/‎authlib/oauth2/rfc7523/auth.py‎
Lines changed: 2 additions & 1 deletion
@@ -41,7 +41,7 @@ def sign(self, auth, token_endpoint):
             client_id=auth.client_id,
             token_endpoint=token_endpoint,
             claims=self.claims,
-            headers=self.headers,
+            header=self.headers,
             alg=self.alg,
         )
 
@@ -89,5 +89,6 @@ def sign(self, auth, token_endpoint):
             client_id=auth.client_id,
             token_endpoint=token_endpoint,
             claims=self.claims,
+            header=self.headers,
             alg=self.alg,
         )
Original file line number	Diff line number	Diff line change
`@@ -41,7 +41,7 @@ def sign(self, auth, token_endpoint):`
`41`	`41`	`client_id=auth.client_id,`
`42`	`42`	`token_endpoint=token_endpoint,`
`43`	`43`	`claims=self.claims,`
`44`		`- headers=self.headers,`
	`44`	`+ header=self.headers,`
`45`	`45`	`alg=self.alg,`
`46`	`46`	`)`
`47`	`47`
`@@ -89,5 +89,6 @@ def sign(self, auth, token_endpoint):`
`89`	`89`	`client_id=auth.client_id,`
`90`	`90`	`token_endpoint=token_endpoint,`
`91`	`91`	`claims=self.claims,`
	`92`	`+ header=self.headers,`
`92`	`93`	`alg=self.alg,`
`93`	`94`	`)`