diff --git a/ts/src/profile-serializer.ts b/ts/src/profile-serializer.ts
index 8392c493..d3378c29 100644
--- a/ts/src/profile-serializer.ts
+++ b/ts/src/profile-serializer.ts
@@ -259,28 +259,6 @@ function createCpuValueType(table: StringTable): ValueType {
   });
 }
 
-/**
- * @return value type for object counts (type:objects, units:count), and
- * adds strings used in this value type to the table.
- */
-function createObjectCountValueType(table: StringTable): ValueType {
-  return new ValueType({
-    type: table.dedup('objects'),
-    unit: table.dedup('count'),
-  });
-}
-
-/**
- * @return value type for memory allocations (type:space, units:bytes), and
- * adds strings used in this value type to the table.
- */
-function createAllocationValueType(table: StringTable): ValueType {
-  return new ValueType({
-    type: table.dedup('space'),
-    unit: table.dedup('bytes'),
-  });
-}
-
 function createInUseObjectCountValueType(table: StringTable): ValueType {
   return new ValueType({
     type: table.dedup('inuse_objects'),
@@ -646,8 +624,8 @@ export function serializeHeapProfile(
         createAllocatedSpaceValueType(stringTable),
       ]
     : [
-        createObjectCountValueType(stringTable),
-        createAllocationValueType(stringTable),
+        createInUseObjectCountValueType(stringTable),
+        createInUseSpaceValueType(stringTable),
       ];
 
   const profile = {
diff --git a/ts/test/profiles-for-tests.ts b/ts/test/profiles-for-tests.ts
index 3e1ea7c1..fd29a9c7 100644
--- a/ts/test/profiles-for-tests.ts
+++ b/ts/test/profiles-for-tests.ts
@@ -331,9 +331,9 @@ export const heapProfile = new Profile({
   location: heapLocations,
   function: heapFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     'main',
     'function1',
@@ -442,9 +442,9 @@ export const heapProfileWithExternal = new Profile({
   location: heapLocationsWithExternal,
   function: heapFunctionsWithExternal,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     '(external)',
     'main',
@@ -517,9 +517,9 @@ export const anonymousFunctionHeapProfile = new Profile({
   location: anonymousFunctionHeapLocations,
   function: anonymousFunctionHeapFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     '(anonymous:L#1:C#5)',
     'main',
@@ -741,9 +741,9 @@ export const heapProfileIncludePath = new Profile({
   location: heapIncludePathLocations,
   function: heapIncludePathFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     'baz',
     'foo.ts',
@@ -805,9 +805,9 @@ export const heapProfileIncludePathWithLabels = new Profile({
   location: heapIncludePathLocations,
   function: heapIncludePathFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     'baz',
     'foo.ts',
@@ -871,9 +871,9 @@ export const heapProfileExcludePath = new Profile({
   location: heapExcludePathLocations,
   function: heapExcludePathFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     'baz',
     'foo.ts',
@@ -1043,9 +1043,9 @@ export const heapSourceProfile = new Profile({
   location: heapSourceLocations,
   function: heapSourceFunctions,
   stringTable: buildStringTable([
-    'objects',
+    'inuse_objects',
     'count',
-    'space',
+    'inuse_space',
     'bytes',
     'foo1',
     path.join(mapDirPath, 'foo.ts'),