diff --git a/.gitignore b/.gitignore
index dee82b4..7d4dcf4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@
 *.*~
 osm_pbf/*.pbf
 osm_pbf/*.state.txt
+osm_pbf/*.poly
 settings/last.state.txt
diff --git a/docker-imposm3/importer.py b/docker-imposm3/importer.py
index 5cea9d9..f8aa99a 100644
--- a/docker-imposm3/importer.py
+++ b/docker-imposm3/importer.py
@@ -102,7 +102,7 @@ for f in listdir(default['OSM_PBF']):
     if f.endswith('.state.txt'):
         state_file = join(default['OSM_PBF'], f)
 
-    if f.endswith('.osm.pbf'):
+    if f.endswith('.pbf'):
         osm_file = join(default['OSM_PBF'], f)
 
 if not osm_file:
diff --git a/docker-osmupdate/download.py b/docker-osmupdate/download.py
index f7ae97f..c0180a8 100644
--- a/docker-osmupdate/download.py
+++ b/docker-osmupdate/download.py
@@ -67,7 +67,7 @@ for f in listdir(default['OSM_PBF']):
     if f.endswith('.state.txt'):
         state_file = join(default['OSM_PBF'], f)
 
-    if f.endswith('.osm.pbf'):
+    if f.endswith('.pbf'):
         osm_file = join(default['OSM_PBF'], f)
 
     if f.endswith('.poly'):
diff --git a/osm_pbf/readme.md b/osm_pbf/readme.md
deleted file mode 100644
index a6eec6f..0000000
--- a/osm_pbf/readme.md
+++ /dev/null
@@ -1,4 +0,0 @@
-This folder should contain a *.pbf and *.state.txt.
-
-The first pbf file encoutered will be imported, for this reason we recommend
-to only place one pbf in this folder so you can be sure which will be imported.
diff --git a/readme.md b/readme.md
index 4bd650c..da3e480 100644
--- a/readme.md
+++ b/readme.md
@@ -9,10 +9,10 @@ I will write the example as generically as possible so that you can substitute
 your own country or region here.
 
 ```
-mkdir osm
-cd osm
+cd osm_pbf
 wget -c -O country.pbf http://download.openstreetmap.fr/extracts/africa/south_africa.osm.pbf
 wget -c -O country.state.txt http://download.openstreetmap.fr/extracts/africa/south_africa.state.txt
+wget -c -O polygon.poly http://download.geofabrik.de/africa/south-africa-and-lesotho.poly
 ```
 
 ```