fix: fix PQclosePortal not supported error message

diff --git a/psycopg/psycopg/pq/_pq_ctypes.py b/psycopg/psycopg/pq/_pq_ctypes.py
index f157e1ce04890efc21590a6f8f96c53725c69280..f3a7b143fe3e617464b0096cdaa8e52449fef56e 100644 (file)
--- a/psycopg/psycopg/pq/_pq_ctypes.py
+++ b/psycopg/psycopg/pq/_pq_ctypes.py
@@ -323,7 +323,7 @@ if libpq_version >= 170000:
 
 else:
     PQclosePrepared = not_supported_before("PQclosePrepared", 170000)
-    PQclosePortal = not_supported_before("PQclosePrepared", 170000)
+    PQclosePortal = not_supported_before("PQclosePortal", 170000)
 
 PQresultStatus = pq.PQresultStatus
 PQresultStatus.argtypes = [PGresult_ptr]