diff --git a/programs/zstdcli.c b/programs/zstdcli.c
index 696e4a1ba..01760ff8c 100644
--- a/programs/zstdcli.c
+++ b/programs/zstdcli.c
@@ -803,6 +803,7 @@ static unsigned init_nbWorkers(unsigned defaultNbWorkers) {
 
     return defaultNbWorkers;
 #else
+    (void)defaultNbWorkers;
     return 1;
 #endif
 }