diff --git a/scripts/qapi-types.py b/scripts/qapi-types.py
index 6ca48c11c0..9eb08a6266 100644
--- a/scripts/qapi-types.py
+++ b/scripts/qapi-types.py
@@ -180,11 +180,9 @@ const int %(name)s_qtypes[QTYPE_MAX] = {
         assert qtype, "Invalid alternate member"
 
         ret += mcgen('''
-    [ %(qtype)s ] = %(abbrev)s_KIND_%(enum)s,
+    [ %(qtype)s ] = %(enum_const)s,
 ''',
-        qtype = qtype,
-        abbrev = de_camel_case(name).upper(),
-        enum = c_name(de_camel_case(key),False).upper())
+        qtype = qtype, enum_const = c_enum_const(name + 'Kind', key))
 
     ret += mcgen('''
 };
diff --git a/scripts/qapi.py b/scripts/qapi.py
index b917cadf75..3757a91346 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -729,17 +729,6 @@ def parse_args(typeinfo):
         # value of an optional argument.
         yield (argname, argentry, optional)
 
-def de_camel_case(name):
-    new_name = ''
-    for ch in name:
-        if ch.isupper() and new_name:
-            new_name += '_'
-        if ch == '-':
-            new_name += '_'
-        else:
-            new_name += ch.lower()
-    return new_name
-
 def camel_case(name):
     new_name = ''
     first = True