diff --git a/tags.json b/tags.json
index 154ea60fd0f29cfeec76eb1b64c6a0cdea86f28b..2efc8fca4b9b7899a36547a99c8fe0e56d992742 100644
--- a/tags.json
+++ b/tags.json
@@ -59,10 +59,10 @@
         "chassis": "Supermicro H8DGU",
         "year": 2010
     },
-    "AMD-Opteron-Piledriver-4pa2no4ca2co": {
+    "AMD-Opteron-Bulldozer-4pa2no4ca2co": {
         "architecture": "x86",
         "uname-architecture": "x86_64",
-        "sub-architecture": "Piledriver",
+        "sub-architecture": "Bulldozer",
         "cpu-vendor": "AMD",
         "cpu-family": "Opteron",
         "core": 64,
diff --git a/xml/AMD-Opteron-Piledriver-4pa2no4ca2co.xml b/xml/AMD-Opteron-Bulldozer-4pa2no4ca2co.xml
similarity index 100%
rename from xml/AMD-Opteron-Piledriver-4pa2no4ca2co.xml
rename to xml/AMD-Opteron-Bulldozer-4pa2no4ca2co.xml