diff --git a/eo-maven-plugin/src/test/java/org/eolang/maven/BinarizeParseTest.java b/eo-maven-plugin/src/test/java/org/eolang/maven/BinarizeParseTest.java
index b5911b15fd..4a2e74a30d 100644
--- a/eo-maven-plugin/src/test/java/org/eolang/maven/BinarizeParseTest.java
+++ b/eo-maven-plugin/src/test/java/org/eolang/maven/BinarizeParseTest.java
@@ -54,7 +54,10 @@
 public final class BinarizeParseTest {
 
     /**
-     * Empty message for JUnit Assertions.
+     * @todo #2297:60m Replace all appearances of {@link BinarizeParseTest#TO_ADD_MESSAGE} field in
+     *  eo-maven-plugin with meaningful assert messages. Don't forget to remove
+     *  {@link BinarizeParseTest#TO_ADD_MESSAGE} field and remove public modifier from this class if
+     *  no longer need.
      */
     public static final String TO_ADD_MESSAGE = "TO ADD ASSERTION MESSAGE";
 
diff --git a/eo-parser/src/test/java/org/eolang/parser/EoIndentLexerTest.java b/eo-parser/src/test/java/org/eolang/parser/EoIndentLexerTest.java
index 8fad3b83ab..379435e861 100644
--- a/eo-parser/src/test/java/org/eolang/parser/EoIndentLexerTest.java
+++ b/eo-parser/src/test/java/org/eolang/parser/EoIndentLexerTest.java
@@ -42,7 +42,10 @@
 @SuppressWarnings("PMD.JUnit5TestShouldBePackagePrivate")
 public final class EoIndentLexerTest {
     /**
-     * Empty message for JUnit Assertions.
+     * @todo #2297:60m Replace all appearances of {@link EoIndentLexerTest#TO_ADD_MESSAGE} field in
+     *  eo-parser with meaningful assert messages. Don't forget to remove
+     *  {@link EoIndentLexerTest#TO_ADD_MESSAGE} field and remove public modifier from this class if no
+     *  longer need.
      */
     public static final String TO_ADD_MESSAGE = "TO ADD ASSERTION MESSAGE";
 
diff --git a/eo-runtime/src/test/java/org/eolang/AtCompositeTest.java b/eo-runtime/src/test/java/org/eolang/AtCompositeTest.java
index edf376ab1f..97793a4120 100644
--- a/eo-runtime/src/test/java/org/eolang/AtCompositeTest.java
+++ b/eo-runtime/src/test/java/org/eolang/AtCompositeTest.java
@@ -33,16 +33,14 @@
  * Test case for {@link AtComposite}.
  *
  * @since 0.16
- *
- * @todo #2297:60m Replace all appearances of {@link AtCompositeTest#TO_ADD_MESSAGE} field in
- *  eo-runtime with meaningful assert messages. Don't forget to remove
- *  {@link AtCompositeTest#TO_ADD_MESSAGE} field and remove public modifier from this class if no
- *  longer need.
  */
 public final class AtCompositeTest {
 
     /**
-     * Empty message for JUnit Assertions. To be removed.
+     * @todo #2297:60m Replace all appearances of {@link AtCompositeTest#TO_ADD_MESSAGE} field in
+     *  eo-runtime with meaningful assert messages. Don't forget to remove
+     *  {@link AtCompositeTest#TO_ADD_MESSAGE} field and remove public modifier from this class if
+     *  no longer need.
      */
     public static final String TO_ADD_MESSAGE = "TO ADD ASSERTION MESSAGE";