diff --git a/pom.xml b/pom.xml
index 82d7d24..89b8b75 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 	
 	<groupId>org.gcube.dataanalysis</groupId>
 	<artifactId>ecological-engine-external-algorithms</artifactId>
-	<version>1.2.1</version> 
+	<version>1.2.1-SNAPSHOT</version> 
 
 	<name>ecological-engine-external-algorithms</name>
 	<description>ecological-engine-external-algorithms library</description>
@@ -41,7 +41,7 @@
 		<dependency>
 			<groupId>org.gcube.dataanalysis</groupId>
 			<artifactId>ecological-engine-geospatial-extensions</artifactId>
-			<version>[1.5.1, 2.0.0-SNAPSHOT)</version>
+			<version>[1.5.0, 2.0.0-SNAPSHOT)</version>
           	<exclusions>
 				<exclusion>
 					<groupId>org.gcube.core</groupId>
@@ -76,12 +76,12 @@
 		<dependency>
 			<groupId>org.gcube.dataanalysis</groupId>
 			<artifactId>seadatanet-connector</artifactId>
-			<version>[1.2.1,2.0.0-SNAPSHOT)</version>
+			<version>[1.2.0,2.0.0-SNAPSHOT)</version>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.dataaccess</groupId>
 			<artifactId>database-resource-manager-algorithm</artifactId>
-			<version>[1.5.1,2.0.0-SNAPSHOT)</version>
+			<version>[1.5.0,2.0.0-SNAPSHOT)</version>
 			<exclusions>
 				<exclusion>
 					<artifactId>slf4j-api</artifactId>