diff --git a/src/main/java/org/eolang/opeo/decompilation/FormattingDecompiler.java b/src/main/java/org/eolang/opeo/decompilation/FormattingDecompiler.java
index 4558d5ce..ccd2e132 100644
--- a/src/main/java/org/eolang/opeo/decompilation/FormattingDecompiler.java
+++ b/src/main/java/org/eolang/opeo/decompilation/FormattingDecompiler.java
@@ -25,14 +25,11 @@
 
 import com.jcabi.log.Logger;
 import com.jcabi.xml.XML;
-import com.jcabi.xml.XMLDocument;
 import java.nio.file.Path;
 import java.util.stream.Stream;
 import org.eolang.opeo.storage.FileStorage;
 import org.eolang.opeo.storage.Storage;
 import org.eolang.opeo.storage.XmirEntry;
-import org.xembly.Directives;
-import org.xembly.Xembler;
 
 /**
  * Decompiler that fixes XMIR generated by two plugins.
@@ -123,6 +120,4 @@ private XmirEntry format(final XmirEntry entry) {
     private static XML format(final XML input) {
         return new WithoutAliases(input).toXml();
     }
-
-
 }
diff --git a/src/main/java/org/eolang/opeo/decompilation/WithoutAliases.java b/src/main/java/org/eolang/opeo/decompilation/WithoutAliases.java
index 9aca0da3..97cb40ef 100644
--- a/src/main/java/org/eolang/opeo/decompilation/WithoutAliases.java
+++ b/src/main/java/org/eolang/opeo/decompilation/WithoutAliases.java
@@ -28,14 +28,29 @@
 import org.xembly.Directives;
 import org.xembly.Xembler;
 
+/**
+ * XMIR representation without aliases.
+ * @since 0.4
+ */
 public final class WithoutAliases {
 
+    /**
+     * Xmir with aliases.
+     */
     private final XML original;
 
+    /**
+     * Constructor.
+     * @param original Xmir with aliases.
+     */
     public WithoutAliases(final XML original) {
         this.original = original;
     }
 
+    /**
+     * Xmir without aliases.
+     * @return Xmir without aliases.
+     */
     public XML toXml() {
         return new XMLDocument(
             new Xembler(