diff --git a/pom.xml b/pom.xml
index 33a3192..a3573ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
 	</parent>
 	<groupId>org.gcube.dataanalysis</groupId>
 	<artifactId>ecological-engine</artifactId>
-	<version>1.14.1-SNAPSHOT</version>
+	<version>1.14.0</version>
 	<name>ecological-engine</name>
 	<description>ecological-engine library</description>
 	<scm>
diff --git a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Sha1.java b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Sha1.java
index 98bcf6d..60be5e7 100644
--- a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Sha1.java
+++ b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Sha1.java
@@ -42,22 +42,21 @@ public class Sha1 {
 			int len = filestring.length();
 			int counter = 0;
 			String cacheDir = "";
-			
-			//Bug
+
+			// Bug
 			//
-			//RE regex = new RE("[a-z]");
-			//for (int i = 0; i < len; i++)
-		    //{
-			//  String chars = "" + filestring.charAt(i);
-			//  boolean optioned = regex.match(chars);
-			
-			//Fix
-			Pattern p = Pattern.compile("[a-z]");
-			
+			RE regex = new RE("[a-z]");
 			for (int i = 0; i < len; i++) {
 				String chars = "" + filestring.charAt(i);
-				Matcher m = p.matcher(chars);
-				boolean optioned = m.matches();
+				boolean optioned = regex.match(chars);
+
+				// Fix
+				// Pattern p = Pattern.compile("[a-z]");
+				//
+				// for (int i = 0; i < len; i++) {
+				// String chars = "" + filestring.charAt(i);
+				// Matcher m = p.matcher(chars);
+				// boolean optioned = m.matches();
 
 				if (optioned) {
 					counter++;
diff --git a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Transformations.java b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Transformations.java
index 24e9e0a..a0fa42a 100644
--- a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Transformations.java
+++ b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/Transformations.java
@@ -219,25 +219,25 @@ public class Transformations {
 					
 					//Bug RE
 					//
-					//RE regexp = new RE("[^\\\\]\"");
-					//boolean matching = regexp.match(phrase);
-					//
-					//if (matching) {
-					//  int i0 = regexp.getParenStart(0);
-					//  quoted = phrase.substring(0, i0 + 1).trim();
-					//  phrase = phrase.substring(i0 + 2).trim();
-					//}
-					
-					//Fix
-					Pattern p = Pattern.compile("[^\\\\]\"");
-					Matcher m = p.matcher(phrase);
-					boolean matching = m.matches(); 
+					RE regexp = new RE("[^\\\\]\"");
+					boolean matching = regexp.match(phrase);
 					
 					if (matching) {
-						int i0 = m.start();
-						quoted = phrase.substring(0, i0 + 1).trim();
-						phrase = phrase.substring(i0 + 2).trim();
+					  int i0 = regexp.getParenStart(0);
+					  quoted = phrase.substring(0, i0 + 1).trim();
+					  phrase = phrase.substring(i0 + 2).trim();
 					}
+					
+					//Fix
+					//Pattern p = Pattern.compile("[^\\\\]\"");
+					//Matcher m = p.matcher(phrase);
+					//boolean matching = m.matches(); 
+					//
+					//if (matching) {
+					//	int i0 = m.start();
+					//	quoted = phrase.substring(0, i0 + 1).trim();
+					//	phrase = phrase.substring(i0 + 2).trim();
+					//}
 				}
 
 				if (phrase.startsWith(delimiter))