diff --git a/scripts/install b/scripts/install
index 21a2c78..442f50c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -130,9 +130,18 @@ ynh_system_user_create "$app"
 ynh_app_setting_set "$app" final_path "$final_path"
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source "$final_path"
+
+#=================================================
+# BUILD YARN DEPENDENCIES
+#=================================================
+
 cp ../conf/production.yaml "$final_path/config/production.yaml"
 touch "$final_path/config/local-production.json"
-(cd "$final_path" && yarn install --production --pure-lockfile)
+
+(
+	cd "$final_path"
+	yarn install --production --pure-lockfile --cache-folder /var/cache/yarn/
+)
 
 #=================================================
 # NGINX CONFIGURATION
diff --git a/scripts/restore b/scripts/restore
index 42a8a16..8c74333 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -130,7 +130,10 @@ ynh_restore_file "/etc/logrotate.d/$app"
 # RESTORE THE LOGROTATE CONFIGURATION
 #=================================================
 
-(cd "$final_path" && yarn install --production --pure-lockfile)
+(
+	cd "$final_path"
+	yarn install --production --pure-lockfile --cache-folder /var/cache/yarn/
+)
 
 # Set right permissions for curl install
 chown -R "$app":"$app" "$datadir"
diff --git a/scripts/upgrade b/scripts/upgrade
index dcb9293..ae832c0 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -103,6 +103,10 @@ ynh_install_app_dependencies postgresql ffmpeg redis-server redis-tools mailutil
 # Normalize the URL path syntax
 path_url=$(ynh_normalize_url_path "$path_url")
 
+#=================================================
+# DOWNLOAD, CHECK AND UNPACK PEERTUBE SOURCE
+#=================================================
+
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source "$final_path"
 cp ../conf/production.yaml "$final_path/config/production.yaml"
@@ -112,7 +116,11 @@ cp -a  "$tmpdir/local-production.json" "$final_path/config/local-production.json
 
 # Remove the tmp directory securely
 ynh_secure_remove "$tmpdir"
-(cd "$final_path" && yarn install --production --pure-lockfile)
+
+(
+	cd "$final_path"
+	yarn install --production --pure-lockfile --cache-folder /var/cache/yarn/
+)
 
 
 #=================================================