diff --git a/docs/modules/ROOT/examples/storage/SampleHDConfiguration.java b/docs/modules/ROOT/examples/storage/SampleHDConfiguration.java
index 57379ff01..5b1f2c63d 100644
--- a/docs/modules/ROOT/examples/storage/SampleHDConfiguration.java
+++ b/docs/modules/ROOT/examples/storage/SampleHDConfiguration.java
@@ -1,16 +1,16 @@
 import com.hazelcast.config.NativeMemoryConfig;
-import com.hazelcast.memory.MemorySize;
+import com.hazelcast.memory.Capacity;
 import com.hazelcast.memory.MemoryUnit;
 
 public class SampleHDConfiguration {
 
     public static void main(String[] args) throws Exception{
         //tag::hdconf[]
-        MemorySize memorySize = new MemorySize(512, MemoryUnit.MEGABYTES);
+        Capacity capacity = new Capacity(512, MemoryUnit.MEGABYTES);
         NativeMemoryConfig nativeMemoryConfig =
                 new NativeMemoryConfig()
                         .setAllocatorType(NativeMemoryConfig.MemoryAllocatorType.POOLED)
-                        .setSize(memorySize)
+                        .setCapacity(capacity)
                         .setEnabled(true)
                         .setMinBlockSize(16)
                         .setPageSize(1 << 20);
diff --git a/docs/modules/storage/pages/high-density-memory.adoc b/docs/modules/storage/pages/high-density-memory.adoc
index 9024d84c1..8f7270271 100644
--- a/docs/modules/storage/pages/high-density-memory.adoc
+++ b/docs/modules/storage/pages/high-density-memory.adoc
@@ -240,7 +240,7 @@ hazelcast:
 Config config = new Config();
 NativeMemoryConfig memoryConfig = new NativeMemoryConfig()
                 .setEnabled(true)
-                .setSize(new MemorySize(100, MemoryUnit.GIGABYTES))
+                .setCapacity(new Capacity(100, MemoryUnit.GIGABYTES))
                 .setAllocatorType(POOLED);
 PersistentMemoryConfig pmemConfig = memoryConfig.getPersistentMemoryConfig()
                 .setEnabled(true)