diff --git a/src/util/pci.c b/src/util/pci.c
index 8bded78bfe6befc2644a041ddf26196732323efb..597176435a63e20d8376f384d66e2ba35ab44ff3 100644
--- a/src/util/pci.c
+++ b/src/util/pci.c
@@ -268,7 +268,7 @@ pciWrite16(pciDevice *dev, int cfgfd, unsigned pos, uint16_t val)
 static void
 pciWrite32(pciDevice *dev, int cfgfd, unsigned pos, uint32_t val)
 {
-    uint8_t buf[4] = { (val >> 0), (val >> 8), (val >> 16), (val >> 14) };
+    uint8_t buf[4] = { (val >> 0), (val >> 8), (val >> 16), (val >> 24) };
     pciWrite(dev, cfgfd, pos, &buf[0], sizeof(buf));
 }