--- a/requirements.txt	Wed Dec 19 12:17:18 2018 +0100
+++ b/requirements.txt	Wed Dec 19 12:30:10 2018 +0100
@@ -1,7 +1,6 @@
 --find-links=http://download.ztfy.org/eggs
 --trusted-host download.ztfy.org
 
-GDAL==2.1.0 --global-option=build_ext --global-option="-I/usr/include/gdal"
 pyams-alchemy
 pyams-apm
 pyams-cache
@@ -11,7 +10,7 @@
 pyams-default-theme
 pyams-file
 pyams-form
-pyams-gis
+pyams-gis --install-option="--no-deps"
 pyams-i18n
 pyams-ldap
 pyams-mail