diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index d165305..1105a87 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -8394,7 +8394,7 @@
 	}
 	++eap->line2;
     }
-    do_do_join(eap->line2 - eap->line1 + 1, !eap->forceit);
+    (void)do_join(eap->line2 - eap->line1 + 1, !eap->forceit, TRUE);
     beginline(BL_WHITE | BL_FIX);
     ex_may_print(eap);
 }