diff --git a/std/enums/enummap/enummap.hon b/std/enums/enummap/enummap.hon
index 891bfcf..0acc393 100644
--- a/std/enums/enummap/enummap.hon
+++ b/std/enums/enummap/enummap.hon
@@ -17,7 +17,7 @@ init proc(
     map EnumMap(E, V) = undefined
 
     match typeinfo!(E) {
-        .enum |info|: expand for info.fields |field, i| {
+        .enum |info|: inline for info.fields |field, i| {
             map.present[i] = false
 
             if field!(values, field.name) |value| {
@@ -34,7 +34,7 @@ init proc(
 get proc($E, $V type, map @EnumMap(E, V), key E) ?V {
     # fixme: linear lookup; implement an enum index/discriminant map for O(1) lookup
     match typeinfo!(E) {
-        .enum |info|: expand for info.fields |field, i| {
+        .enum |info|: inline for info.fields |field, i| {
             if key == field!(E, field.name) {
                 if (map.present[i]) return map.values[i]
                 return null
diff --git a/std/io/io.hon b/std/io/io.hon
index 41ca493..6b5945b 100644
--- a/std/io/io.hon
+++ b/std/io/io.hon
@@ -102,7 +102,7 @@ stderr proc(io Io) Writer {
 }
 
 print proc(output Writer, $format []u8, $Args type, args Args) void ! WriteError {
-    expand for parse_format(format.len, format, Args) |token| {
+    inline for parse_format(format.len, format, Args) |token| {
         match token.kind {
             .unused: break
             .literal: try write_all(output, format[token.start..token.end])
@@ -428,7 +428,7 @@ hide write_default proc(output Writer, $T type, value T) void ! WriteError {
         .pointer: try write_all(output, value)
         .slice: try write_all(output, value)
         .enum |enum_info|: {
-            expand for enum_info.fields |field| {
+            inline for enum_info.fields |field| {
                 if value == field!(T, field.name) {
                     try write_all(output, ".")
                     try write_all(output, field.name)
diff --git a/std/meta/meta.hon b/std/meta/meta.hon
index c92603f..cabc166 100644
--- a/std/meta/meta.hon
+++ b/std/meta/meta.hon
@@ -49,7 +49,7 @@ EnumFieldStruct proc($E, $Field type, $default ?Field) type {
             names [info.fields.len]mut []u8 = undefined
             field_types [info.fields.len]mut type = undefined
             defaults [info.fields.len]mut ?Field = undefined
-            expand for info.fields |field, index| {
+            inline for info.fields |field, index| {
                 names[index] = field.name
                 field_types[index] = Field
                 defaults[index] = default