diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 45d022662d00aa2f544697215d678db95bc03a31..dc06ef8270eb59c418ad14599d862d240fd5d226 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,7 +7,7 @@ build:2.7:
   image: "python:2.7"
   stage: "build"
   script:
-    - "./tools/local_install.sh -2 ~/bin"
+    - "./tools/local_install.sh -2 --local-modules ~/bin"
 
 pyflakes:2.7:
   image: "python:2.7"
@@ -45,7 +45,7 @@ build:3:
   image: "python:3"
   stage: "build"
   script:
-    - "./tools/local_install.sh ~/bin"
+    - "./tools/local_install.sh --local-modules ~/bin"
 
 pyflakes:3:
   image: "python:3"
diff --git a/tools/local_install.py b/tools/local_install.py
index 80831928c7db5ff5766b849f2151688ef8f3245b..93d0b4f93a2782232873f279bca13eb8e7a41567 100644
--- a/tools/local_install.py
+++ b/tools/local_install.py
@@ -6,8 +6,15 @@
 import subprocess
 import sys
 
+if '--local-modules' in sys.argv:
+    local_modules = True
+    sys.argv.remove('--local-modules')
+else:
+    local_modules = False
+
 print("Weboob local installer")
 print()
+
 if len(sys.argv) < 2:
     print("This tool will install Weboob to be usuable without requiring")
     print("messing with your system, which should only be touched by a package manager.")
@@ -22,12 +29,25 @@
 
 print("Installing weboob applications into ‘%s’." % dest)
 
+
+if local_modules:
+    sourceslist = os.path.join(
+        os.environ.get('XDG_CONFIG_HOME', os.path.join(os.path.expanduser('~'), '.config')),
+        'weboob', 'sources.list')
+    if not os.path.isdir(os.path.dirname(sourceslist)):
+        os.makedirs(os.path.dirname(sourceslist))
+    if not os.path.exists(sourceslist):
+        with open(sourceslist, 'w') as f:
+            f.write('file://' + os.path.realpath(
+                os.path.join(os.path.dirname(__file__), os.pardir, 'modules')
+            ))
+
 subprocess.check_call(
     [sys.executable, 'setup.py',
         'install', '--user', '--install-scripts=%s' % dest] + sys.argv[2:],
     cwd=os.path.join(os.path.dirname(__file__), os.pardir))
 
-subprocess.check_call([sys.executable, os.path.join(dest, 'weboob-config'), 'update'])
+subprocess.call([sys.executable, os.path.join(dest, 'weboob-config'), 'update'])
 
 print()
 print("Installation done. Applications are available in ‘%s’." % dest)