diff --git a/smartgears/dataminer_app/tasks/dataminer-app.yml b/smartgears/dataminer_app/tasks/dataminer-app.yml
index 5cc12a3..37b739a 100644
--- a/smartgears/dataminer_app/tasks/dataminer-app.yml
+++ b/smartgears/dataminer_app/tasks/dataminer-app.yml
@@ -50,7 +50,7 @@
 
 - block: 
     - name: Reconfigure the Java environment for R
-      shell: R CMD javareconf
+      shell: export JAVA_HOME=/usr/lib/jvm/java-8-oracle ; export J2SDKDIR=/usr/lib/jvm/java-8-oracle ; export J2REDIR=/usr/lib/jvm/java-8-oracle/jre ; R CMD javareconf
 
   become: True
   become_user: root
diff --git a/smartgears/r_connector/tasks/main.yml b/smartgears/r_connector/tasks/main.yml
index 6e4b7e4..a79093f 100644
--- a/smartgears/r_connector/tasks/main.yml
+++ b/smartgears/r_connector/tasks/main.yml
@@ -82,7 +82,7 @@
 
 - block:
     - name: Reconfigure the Java environment for R
-      shell: R CMD javareconf
+      shell: export JAVA_HOME=/usr/lib/jvm/java-8-oracle ; export J2SDKDIR=/usr/lib/jvm/java-8-oracle ; export J2REDIR=/usr/lib/jvm/java-8-oracle/jre ; R CMD javareconf
 
   become: True
   become_user: root