diff --git a/UpdatePTUDevCtrl/UpdatePTUDevCtrl.pro b/UpdatePTUDevCtrl/UpdatePTUDevCtrl.pro
index 7c76fb1..9e7e8dc 100644
--- a/UpdatePTUDevCtrl/UpdatePTUDevCtrl.pro
+++ b/UpdatePTUDevCtrl/UpdatePTUDevCtrl.pro
@@ -141,7 +141,10 @@ DEFINES += QT_DEPRECATED_WARNINGS
 # 1.5.1   : Fix: do not use cleanPath() on a url-address.
 # 1.5.2   : Remove .ipk and .gz files in /var/cache/opkg.
 # 1.5.3   : Build customer_(id) name without right justification.
-VERSION="1.5.3"
+# 1.5.4   : Try to run opkg-commands even under some error conditions (failure
+#           of customerEnvironment(), filesToUpdate() or
+#           syncCustomerRepositoryAndFS().
+VERSION="1.5.4"
 # PLANNED TODOS:
 #   1:  Das Repository wird repariert bwz. neu geklont. Unabhaengig vom WAIT.
 #   2:  Wenn der WAIT-Button aktiv ist, dann wird ein Repository repariert (neu
diff --git a/UpdatePTUDevCtrl/ismas/ismas_client.cpp b/UpdatePTUDevCtrl/ismas/ismas_client.cpp
index 2d94554..bc61a55 100644
--- a/UpdatePTUDevCtrl/ismas/ismas_client.cpp
+++ b/UpdatePTUDevCtrl/ismas/ismas_client.cpp
@@ -690,7 +690,8 @@ QString IsmasClient::updateOfPSASendVersion(PSAInstalled const &psa) {
                 "\"libTCP_ZVT_CCPlugin.so\" : {"
                     "\"VERSION\" : \"%s\""
                 "}"
-            "}"
+            "},"
+             "\"PTU-PACKAGE-VERSIONS\" : %s"
         "}",
         psa.versionInfo.reason.toStdString().c_str(),
         psa.versionInfo.created.toStdString().c_str(),
@@ -801,9 +802,11 @@ QString IsmasClient::updateOfPSASendVersion(PSAInstalled const &psa) {
         psa.pluginVersion.mobilisisCalculatePriceConfigUi.toStdString().c_str(),
         psa.pluginVersion.prmCalculatePrice.toStdString().c_str(),
         psa.pluginVersion.prmCalculatePriceConfigUi.toStdString().c_str(),
-        psa.pluginVersion.tcpZVT.toStdString().c_str());
+        psa.pluginVersion.tcpZVT.toStdString().c_str(),
 
-    qInfo() << buf;
+        psa.ptuPackageVersion.toStdString().c_str());
+
+        qInfo() << buf;
 
     return buf;
 }
diff --git a/UpdatePTUDevCtrl/ismas/ismas_client.h b/UpdatePTUDevCtrl/ismas/ismas_client.h
index bff1f03..31c73d0 100644
--- a/UpdatePTUDevCtrl/ismas/ismas_client.h
+++ b/UpdatePTUDevCtrl/ismas/ismas_client.h
@@ -77,6 +77,8 @@ struct PSAInstalled {
 
     DC2C print[32];
 
+    QString ptuPackageVersion;
+
     explicit PSAInstalled() {
         tariff.name = "N/A";
         tariff.version = "N/A";