diff --git a/src/southbridge/intel/wildcatpoint/pcie.c b/src/southbridge/intel/wildcatpoint/pcie.c
index 9262d3c628..ada269fc73 100644
--- a/src/southbridge/intel/wildcatpoint/pcie.c
+++ b/src/southbridge/intel/wildcatpoint/pcie.c
@@ -517,7 +517,7 @@ static void pch_pcie_early(struct device *dev)
 
 	/* Enable LTR in Root Port. Disable OBFF. */
 	pci_update_config32(dev, 0x64, ~(3 << 18), (1 << 11));
-	pci_or_config32(dev, 0x68, 1 << 10);
+	pci_update_config16(dev, 0x68, ~(3 << 13), 1 << 10);
 
 	pci_update_config32(dev, 0x318, ~(0xffff << 16), (0x1414 << 16));