diff --git a/doc/src/sgml/ref/copy.sgml b/doc/src/sgml/ref/copy.sgml
index e67bd68acdacd5859e96322768d20beb34e469b3..1ecc939eead4a70860f4fb717abfa13c6294a263 100644
--- a/doc/src/sgml/ref/copy.sgml
+++ b/doc/src/sgml/ref/copy.sgml
@@ -41,7 +41,7 @@ COPY { <replaceable class="parameter">table_name</replaceable> [ ( <replaceable
     QUOTE '<replaceable class="parameter">quote_character</replaceable>'
     ESCAPE '<replaceable class="parameter">escape_character</replaceable>'
     FORCE_QUOTE { ( <replaceable class="parameter">column_name</replaceable> [, ...] ) | * }
-    FORCE_NOT_NULL ( <replaceable class="parameter">column_name</replaceable> [, ...] ) |
+    FORCE_NOT_NULL ( <replaceable class="parameter">column_name</replaceable> [, ...] )
     ENCODING '<replaceable class="parameter">encoding_name</replaceable>'
 </synopsis>
  </refsynopsisdiv>