diff --git a/CHANGELOG.md b/CHANGELOG.md
index 21a7ee4bb..727122867 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- [#3](https://github.com/green-code-initiative/ecoCode-java/issues/3) Improvement: pattern declaration not only in a static way
+
 ### Deleted
 
 ## [1.5.4] - 2024-05-24
diff --git a/ecocode-rules-specifications/src/main/rules/EC77/java/EC77.asciidoc b/ecocode-rules-specifications/src/main/rules/EC77/java/EC77.asciidoc
index 188b8f648..3295f32a8 100644
--- a/ecocode-rules-specifications/src/main/rules/EC77/java/EC77.asciidoc
+++ b/ecocode-rules-specifications/src/main/rules/EC77/java/EC77.asciidoc
@@ -51,3 +51,14 @@ public class ValidRegexPattern3 {
     }
 }
 ```
+
+##Compliant Solution N°4
+
+```java
+public class ValidRegexPattern {
+    public boolean foo(String param) {
+        final Pattern pattern = Pattern.compile("foo" + param); // Compliant
+        return pattern.matcher("foo").find();
+    }
+}
+```
\ No newline at end of file