diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 0ff00d189ff5d78ea6f8e19ae5766191d6887b8d..e6a876d9301a4911d07cb8c1ccb1976117251e19 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -10051,6 +10051,7 @@ proc check_effective_target_sync_char_short { } {
 	     || ([istarget sparc*-*-*] && [check_effective_target_sparc_v9])
 	     || ([istarget arc*-*-*] && [check_effective_target_arc_atomic])
 	     || [istarget loongarch*-*-*]
+	     || [istarget riscv*-*-*]
 	     || [check_effective_target_mips_llsc] }}]
 }