diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 18c63e8aa2..d7563b4b31 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -495,7 +495,7 @@ int libxl_domain_suspend(struct libxl_ctx *ctx, libxl_domain_suspend_info *info,
 {
     int hvm = is_hvm(ctx, domid);
     int live = info != NULL && info->flags & XL_SUSPEND_LIVE;
-    int debug = info != NULL && info->flags & XL_SUSPEND_LIVE;
+    int debug = info != NULL && info->flags & XL_SUSPEND_DEBUG;
 
     core_suspend(ctx, domid, fd, hvm, live, debug);
     if (hvm)