diff --git a/src/main/java/org/lsc/utils/ScriptingEvaluator.java b/src/main/java/org/lsc/utils/ScriptingEvaluator.java
index ca05f946..9913109c 100644
--- a/src/main/java/org/lsc/utils/ScriptingEvaluator.java
+++ b/src/main/java/org/lsc/utils/ScriptingEvaluator.java
@@ -5,6 +5,7 @@
 import java.util.Map;
 import java.util.Optional;
 import java.util.function.Predicate;
+import java.util.regex.Pattern;
 
 import javax.script.*;
 
@@ -41,7 +42,7 @@ public class ScriptingEvaluator {
 	}
 
 	private ScriptingEvaluator() {
-		instancesTypeCache = new HashMap<String, ScriptableEvaluator>();
+		instancesTypeCache = new HashMap<>();
 		List<ScriptEngineFactory> factories = mgr.getEngineFactories();
 		for (ScriptEngineFactory sef : factories) {
 			boolean loaded = false;
@@ -115,13 +116,33 @@ public static void contribute(String implementationName,
 
 	private ScriptableEvaluator identifyScriptingEngine(String expression) throws LscServiceException {
 		String[] parts = expression.split(":");
-		if (parts != null && parts.length > 0 && parts[0].length() < 10
-				&& instancesTypeCache.containsKey(parts[0])) {
-			return instancesTypeCache.get(parts[0]);
+		String match = matchJScriptEvaluator(parts[0]);
+		if (!match.isEmpty()) {
+			return instancesTypeCache.get(match);
 		}
 		return defaultImplementation.orElseThrow(() -> new LscServiceException("Missing Script evaluator"));
 	}
 
+	/**
+	 * Matches the prefix specifying the jscript evaluator.
+	 *
+	 * @param jscript the prefix
+	 * @return the matched jscript evaluator
+	 */
+	public String matchJScriptEvaluator(String jscript) {
+		for (String jscriptEngine : instancesTypeCache.keySet()) {
+			Pattern pattern = Pattern.compile("\\n.*" + jscriptEngine);
+			if (pattern.matcher(jscript).matches()) {
+				return jscriptEngine;
+			}
+			pattern = Pattern.compile(jscriptEngine);
+			if (pattern.matcher(jscript).matches()) {
+				return jscriptEngine;
+			}
+		}
+		return "";
+	}
+
 	/**
 	 * Remove scripting engine prefix if required
 	 * @param expression the expression