diff --git a/base/pom.xml b/base/pom.xml
index 210a3f93c..0c6afe706 100644
--- a/base/pom.xml
+++ b/base/pom.xml
@@ -7,11 +7,11 @@
     <parent>
         <artifactId>atlas</artifactId>
         <groupId>uk.ac.ebi.atlas</groupId>
-        <version>1.0</version>
+        <version>3.5</version>
     </parent>
 
     <artifactId>atlas-base</artifactId>
-    <version>3.2</version>
+    <version>3.5</version>
     <packaging>jar</packaging>
 
     <name>Atlas base</name>
diff --git a/gxa/pom.xml b/gxa/pom.xml
index b6b4b4bf1..6d7f5335a 100644
--- a/gxa/pom.xml
+++ b/gxa/pom.xml
@@ -7,11 +7,11 @@
     <parent>
         <artifactId>atlas</artifactId>
         <groupId>uk.ac.ebi.atlas</groupId>
-        <version>1.0</version>
+        <version>3.5</version>
     </parent>
 
     <artifactId>gxa</artifactId>
-    <version>3.0</version>
+    <version>3.5</version>
     <packaging>war</packaging>
 
     <name>Gene Expression Atlas</name>
@@ -145,6 +145,9 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-war-plugin</artifactId>
                 <version>2.4</version>
+                <configuration>
+                    <attachClasses>true</attachClasses>
+                </configuration>
             </plugin>
 
             <plugin>
@@ -159,7 +162,7 @@
         <dependency>
             <groupId>uk.ac.ebi.atlas</groupId>
             <artifactId>atlas-base</artifactId>
-            <version>3.2</version>
+            <version>3.5</version>
         </dependency>
 
         <dependency>
diff --git a/pom.xml b/pom.xml
index d69f8f534..f49c18705 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>uk.ac.ebi.atlas</groupId>
     <artifactId>atlas</artifactId>
-    <version>1.0</version>
+    <version>3.5</version>
 
     <name>Atlas</name>
     <url>https://www.ebi.ac.uk/gxa/</url>
@@ -53,6 +53,19 @@
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
diff --git a/sc/pom.xml b/sc/pom.xml
index d167883c1..a9bd02083 100644
--- a/sc/pom.xml
+++ b/sc/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>atlas</artifactId>
         <groupId>uk.ac.ebi.atlas</groupId>
-        <version>1.0</version>
+        <version>3.5</version>
     </parent>
 
     <artifactId>sc</artifactId>
@@ -99,7 +99,7 @@
         <dependency>
             <groupId>uk.ac.ebi.atlas</groupId>
             <artifactId>atlas-base</artifactId>
-            <version>3.1</version>
+            <version>3.5</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file