diff --git a/contrib/rootfs/offline_repo.json b/contrib/rootfs/offline_repo.json
index 7bdce247004a109113fda47bb175ea068b2ffb28..1f82d508cce3cfc730e81b2348eed2272c78e356 100644
--- a/contrib/rootfs/offline_repo.json
+++ b/contrib/rootfs/offline_repo.json
@@ -83,21 +83,21 @@
             "tagged": true
         },
         {
-            "pkgname": "linux-image-4.11.0-041100rc7-generic",
+            "pkgname": "linux-image-4.14.0-041400rc3-generic",
             "pkgdescription": "Vanilla Linux Kernel",
             "tagged": false,
             "urls": [
-              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.11-rc7/linux-image-4.11.0-041100rc7-generic_4.11.0-041100rc7.201704161731_amd64.deb",
-              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.11-rc7/linux-image-4.11.0-041100rc7-generic_4.11.0-041100rc7.201704161731_i386.deb"
+              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.14-rc3/linux-image-4.14.0-041400rc3-generic_4.14.0-041400rc3.201710011930_amd64.deb",
+              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.14-rc3/linux-image-4.14.0-041400rc3-generic_4.14.0-041400rc3.201710011930_i386.deb"
             ]
         },
         {
-            "pkgname": "linux-headers-4.11.0-041100rc7-generic",
+            "pkgname": "linux-headers-4.14.0-041400rc3-generic",
             "pkgdescription": "Vanilla Linux Kernel Headers",
             "tagged": false,
             "urls": [
-              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.11-rc7/linux-headers-4.11.0-041100rc7-generic_4.11.0-041100rc7.201704161731_amd64.deb",
-              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.11-rc7/linux-headers-4.11.0-041100rc7-generic_4.11.0-041100rc7.201704161731_i386.deb"
+              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.14-rc3/linux-headers-4.14.0-041400rc3-generic_4.14.0-041400rc3.201710011930_amd64.deb",
+              "http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.14-rc3/linux-headers-4.14.0-041400rc3-generic_4.14.0-041400rc3.201710011930_i386.deb"
             ]
         }
       ]
@@ -155,32 +155,57 @@
     "Physik": {
       "packages": [
         {
-            "pkgname": "python3-numpy",
+            "pkgname": "python-numpy",
             "pkgdescription": "Numeric Bibiliothek für Python",
             "tagged": true
         },
         {
-            "pkgname": "python3-simpy",
+            "pkgname": "python-simpy",
             "pkgdescription": "Simulationsframework für Python",
             "tagged": true
         },
         {
-            "pkgname": "python3-scipy",
+            "pkgname": "python-scipy",
             "pkgdescription": "Bibliothek für scientific computing",
             "tagged": true
         },
         {
-            "pkgname": "python3-sympy",
+            "pkgname": "python-sympy",
             "pkgdescription": "Bibliothek für scientific computing",
             "tagged": true
         },
         {
-            "pkgname": "python3-matplotlib",
+            "pkgname": "python-matplotlib",
             "pkgdescription": "Schnittstelle zum Plotten mit Python",
             "tagged": true
         },
         {
-            "pkgname": "ipython3",
+            "pkgname": "python3-numpy",
+            "pkgdescription": "Numeric Bibiliothek für Python 3",
+            "tagged": true
+        },
+        {
+            "pkgname": "python3-simpy",
+            "pkgdescription": "Simulationsframework für Python 3",
+            "tagged": true
+        },
+        {
+            "pkgname": "python3-scipy",
+            "pkgdescription": "Bibliothek für scientific computing (Python 3)",
+            "tagged": true
+        },
+        {
+            "pkgname": "python3-sympy",
+            "pkgdescription": "Bibliothek für scientific computing (Python 3)",
+            "tagged": true
+        },
+        {
+            "pkgname": "python3-matplotlib",
+            "pkgdescription": "Schnittstelle zum Plotten mit Python 3",
+            "tagged": true
+        },
+        {
+            "pkgname": "ipython",
             "pkgdescription": "Interaktiver Python Interpreter mit Tab-Vervollständgung",
             "tagged": true
         },
@@ -200,15 +225,26 @@
             "tagged": true
         },
         {
-            "pkgname": "bpython3",
+            "pkgname": "bpython",
             "pkgdescription": "Ein weiterer interaktiver Python Interpreter",
             "tagged": true
         },
         {
-            "pkgname": "spyder3",
+            "pkgname": "spyder",
             "pkgdescription": "Python IDE (die, die in Anaconda benutzt wird)",
             "tagged": true
+        },
+        {
+            "pkgname": "bpython3",
+            "pkgdescription": "Ein weiterer interaktiver Python Interpreter (Python 3)",
+            "tagged": true
+        },
+        {
+            "pkgname": "spyder3",
+            "pkgdescription": "Python IDE (die, die in Anaconda benutzt wird) (Python 3)",
+            "tagged": true
         }
+
       ]
     },
     "Informatik": {