diff --git a/dhp-workflows/dhp-dedup/src/main/java/eu/dnetlib/dedup/SparkCreateConnectedComponent.java b/dhp-workflows/dhp-dedup/src/main/java/eu/dnetlib/dedup/SparkCreateConnectedComponent.java
index 16e112c25..3a92a1558 100644
--- a/dhp-workflows/dhp-dedup/src/main/java/eu/dnetlib/dedup/SparkCreateConnectedComponent.java
+++ b/dhp-workflows/dhp-dedup/src/main/java/eu/dnetlib/dedup/SparkCreateConnectedComponent.java
@@ -74,6 +74,6 @@ public class SparkCreateConnectedComponent {
     }
 
     public  static long getHashcode(final String id) {
-        return Hashing.murmur3_128().hashUnencodedChars(id).asLong();
+        return Hashing.murmur3_128().hashString(id).asLong();
     }
 }
diff --git a/pom.xml b/pom.xml
index 85a545eb0..f47d49ea7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -503,7 +503,7 @@
 		<dhp.spark.version>2.4.0.cloudera2</dhp.spark.version>
 		<dhp.jackson.version>2.9.6</dhp.jackson.version>
 		<dhp.commons.lang.version>3.5</dhp.commons.lang.version>
-		<dhp.guava.version>28.2-jre</dhp.guava.version>
+		<dhp.guava.version>11.0.2</dhp.guava.version>
 		<scala.version>2.11.12</scala.version>
 		<junit.version>4.12</junit.version>
 		<mongodb.driver.version>3.4.2</mongodb.driver.version>