diff --git a/gdb/testsuite/gdb.multi/multi-arch-exec.exp b/gdb/testsuite/gdb.multi/multi-arch-exec.exp
index a5d1ed481a7..12edbc2faaa 100644
--- a/gdb/testsuite/gdb.multi/multi-arch-exec.exp
+++ b/gdb/testsuite/gdb.multi/multi-arch-exec.exp
@@ -73,7 +73,7 @@ proc append_arch2_options {options_var} {
 
     if [istarget "powerpc64*-*-*"] {
 	set march "-m64"
-    } else if [istarget "s390*-*-*"] {
+    } elseif [istarget "s390*-*-*"] {
 	set march "-m31"
     } else {
 	set march "-m32"