diff --git a/environments/development/allinone/group_vars/allinone.yml b/environments/development/allinone/group_vars/allinone.yml
index e817e7524..444d5921e 100644
--- a/environments/development/allinone/group_vars/allinone.yml
+++ b/environments/development/allinone/group_vars/allinone.yml
@@ -10,7 +10,7 @@ postgresql_perform_db_upgrade: true
 
 # Yoda configuration
 instance: allinone                                 # Name of Yoda instance, as defined in hosts file
-yoda_version: development                          # Git branch, for example: development or release-1.8
+yoda_version: release-1.9                          # Git branch, for example: development or release-1.8
 yoda_environment: development                      # Yoda environment: development, testing, acceptance or production
 yoda_portal_fqdn: portal.yoda.test                 # Yoda Portal fully qualified domain name (FQDN)
 yoda_davrods_fqdn: data.yoda.test                  # Yoda Davrods WebDAV fully qualified domain name (FQDN)
diff --git a/environments/development/el8-database/group_vars/el8.yml b/environments/development/el8-database/group_vars/el8.yml
index f4149e208..40d40419a 100644
--- a/environments/development/el8-database/group_vars/el8.yml
+++ b/environments/development/el8-database/group_vars/el8.yml
@@ -8,7 +8,7 @@ ansible_ssh_private_key_file: vagrant/ssh/vagrant # Path to private key file of
 # Yoda configuration
 enable_pgbouncer: true
 instance: el8                                      # Name of Yoda instance, as defined in hosts file
-yoda_version: development                          # Git branch, for example: development or release-1.5
+yoda_version: release-1.9                          # Git branch, for example: development or release-1.5
 yoda_environment: development                      # Yoda environment: development, testing, acceptance or production
 yoda_portal_fqdn: portal.yoda.test                 # Yoda Portal fully qualified domain name (FQDN)
 yoda_davrods_fqdn: data.yoda.test                  # Yoda Davrods WebDAV fully qualified domain name (FQDN)
diff --git a/environments/development/full/group_vars/full.yml b/environments/development/full/group_vars/full.yml
index ef8bf8b0c..5101eae53 100644
--- a/environments/development/full/group_vars/full.yml
+++ b/environments/development/full/group_vars/full.yml
@@ -7,7 +7,7 @@ ansible_ssh_private_key_file: vagrant/ssh/vagrant # Path to private key file of
 
 # Yoda configuration
 instance: full                                     # Name of Yoda instance, as defined in hosts file
-yoda_version: development                          # Git branch, for example: development or release-1.5
+yoda_version: release-1.9                          # Git branch, for example: development or release-1.5
 yoda_environment: development                      # Yoda environment: development, testing, acceptance or production
 yoda_portal_fqdn: portal.yoda.test                 # Yoda Portal fully qualified domain name (FQDN)
 yoda_davrods_fqdn: data.yoda.test                  # Yoda Davrods WebDAV fully qualified domain name (FQDN)
diff --git a/environments/development/surf/group_vars/surf.yml b/environments/development/surf/group_vars/surf.yml
index 433db2827..dea789a30 100644
--- a/environments/development/surf/group_vars/surf.yml
+++ b/environments/development/surf/group_vars/surf.yml
@@ -7,7 +7,7 @@ ansible_ssh_private_key_file: vagrant/ssh/vagrant # Path to private key file of
 
 # Yoda configuration
 instance: surf                                     # Name of Yoda instance, as defined in hosts file
-yoda_version: development                          # Git branch, for example: development or release-1.5
+yoda_version: release-1.9                          # Git branch, for example: development or release-1.5
 yoda_environment: development                      # Yoda environment: development, testing, acceptance or production
 yoda_portal_fqdn: portal.surfyoda.test             # Yoda Portal fully qualified domain name (FQDN)
 yoda_davrods_fqdn: data.surfyoda.test              # Yoda Davrods WebDAV fully qualified domain name (FQDN)
diff --git a/environments/development/ubuntu/group_vars/ubuntu.yml b/environments/development/ubuntu/group_vars/ubuntu.yml
index 65835ae7b..3f2e3467f 100644
--- a/environments/development/ubuntu/group_vars/ubuntu.yml
+++ b/environments/development/ubuntu/group_vars/ubuntu.yml
@@ -7,7 +7,7 @@ ansible_ssh_private_key_file: vagrant/ssh/vagrant # Path to private key file of
 
 # Yoda configuration
 instance: ubuntu                                   # Name of Yoda instance, as defined in hosts file
-yoda_version: development                          # Git branch, for example: development or release-1.5
+yoda_version: release-1.9                          # Git branch, for example: development or release-1.5
 yoda_environment: development                      # Yoda environment: development, testing, acceptance or production
 yoda_portal_fqdn: portal.yoda.test                 # Yoda Portal fully qualified domain name (FQDN)
 yoda_davrods_fqdn: data.yoda.test                  # Yoda Davrods WebDAV fully qualified domain name (FQDN)