diff --git a/target/linux/generic/files/drivers/misc/owl-loader.c b/target/linux/generic/files/drivers/misc/owl-loader.c
index 30340da486..f11cb2b49c 100644
--- a/target/linux/generic/files/drivers/misc/owl-loader.c
+++ b/target/linux/generic/files/drivers/misc/owl-loader.c
@@ -89,7 +89,7 @@ static int ath9k_pci_fixup(struct pci_dev *pdev, const u16 *cal_data,
 			val = swahb32(val);
 		}
 
-#if CONFIG_LANTIQ
+#ifdef CONFIG_LANTIQ
 		val = swab32(val);
 #endif