diff --git a/README.md b/README.md
index 52b355a..2a76a10 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Publishing, memberships, subscriptions and newsletters platform
 
-**Shipped version:** 5.16.2~ynh1
+**Shipped version:** 5.17.0~ynh1 *(:warning: This is the `testing` branch. The [`master` branch](https://github.com/YunoHost-Apps/ghost_ynh/tree/master) used in the catalog is currently on version 5.16.2\~ynh1.)*
 
 
 ## Screenshots
diff --git a/README_fr.md b/README_fr.md
index a4388ab..a0b4421 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -17,7 +17,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Plateforme d'édition, d'adhésions, d'abonnements et de newsletters
 
-**Version incluse :** 5.16.2~ynh1
+**Version incluse :** 5.17.0~ynh1 *(:warning: Il s'agit de la branche `testing`. La [branche `master`](https://github.com/YunoHost-Apps/ghost_ynh/tree/master) utilisée dans le catalogue est actuellement en 5.16.2\~ynh1.)*
 
 
 ## Captures d'écran
diff --git a/conf/admin.src b/conf/admin.src
index 992eb17..1143ad6 100644
--- a/conf/admin.src
+++ b/conf/admin.src
@@ -1,4 +1,4 @@
-SOURCE_URL=https://github.com/TryGhost/Admin/archive/refs/tags/v5.16.2.zip
+SOURCE_URL=https://github.com/TryGhost/Admin/archive/refs/tags/v5.17.0.zip
 SOURCE_SUM=d5558cd419c8d46bdc958064cb97f963d1ea793866414c025906ec15033512ed
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=zip
diff --git a/conf/app.src b/conf/app.src
index 9dda867..5b10986 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://api.github.com/repos/TryGhost/Ghost/zipball/v5.16.2
-SOURCE_SUM=76dba5c55c20ac1721213bd3eca4a5fd2698659ac2856ae3bf427d32180c3eae
+SOURCE_URL=https://api.github.com/repos/TryGhost/Ghost/zipball/v5.17.0
+SOURCE_SUM=aeaaec70486a853da14a59a69fde24fbf2731f9423bc1d9423143f49403e2cef
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 09e86a4..c51da5a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Publishing, memberships, subscriptions and newsletters platform",
         "fr": "Plateforme d'édition, d'adhésions, d'abonnements et de newsletters"
     },
-    "version": "5.16.2~ynh1",
+    "version": "5.17.0~ynh1",
     "url": "https://ghost.org/",
     "upstream": {
         "license": "MIT",
diff --git a/scripts/install b/scripts/install
index b57d7b8..d544dde 100644
--- a/scripts/install
+++ b/scripts/install
@@ -142,6 +142,9 @@ pushd "$final_path"
 	ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn config set network-timeout 600000
 	ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn add knex-migrator ember-cli --dev --ignore-workspace-root-check --non-interactive
 	ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn setup # catch-all command provided by Ghost that handles all the setup
+	pushd "ghost/admin"
+		ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn build --environment/production # well, except for the admin
+	popd
 popd
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index dadbc73..290de65 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -190,6 +190,9 @@ then
 		ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn install --non-interactive
 		ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn add knex-migrator ember-cli --dev --ignore-workspace-root-check --non-interactive
 		ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn setup
+        	pushd "ghost/admin"
+			ynh_exec_warn_less ynh_exec_as $app $ynh_node_load_PATH HOME="$final_path" yarn build --environment/production
+		popd
 	popd
 fi