diff --git a/drivers/pmdomain/mediatek/mtk-pm-domains.c b/drivers/pmdomain/mediatek/mtk-pm-domains.c
index f64f24d520dd..e2800aa1bc59 100644
--- a/drivers/pmdomain/mediatek/mtk-pm-domains.c
+++ b/drivers/pmdomain/mediatek/mtk-pm-domains.c
@@ -1203,7 +1203,7 @@ static int scpsys_probe(struct platform_device *pdev)
 	scpsys->soc_data = soc;
 
 	scpsys->pd_data.domains = scpsys->domains;
-	scpsys->pd_data.num_domains = soc->num_domains;
+	scpsys->pd_data.num_domains = num_domains;
 
 	parent = dev->parent;
 	if (!parent) {