diff --git a/config/settings/base.py b/config/settings/base.py
index 777b2314fdb0d2aa2121d9d9064c7554cec91e1b..461bd99f1db1c1fb1b77c9b90d9e331dd0e5482f 100644
--- a/config/settings/base.py
+++ b/config/settings/base.py
@@ -723,6 +723,10 @@ PUBLIC_PAGE_CACHING = int(get_from_env('DJANGO_PUBLIC_PAGE_CACHING',
 PUBLIC_PAGE_RESULTS = int(get_from_env('DJANGO_PUBLIC_PAGE_RESULTS',
     fail_if_not_found=False, default_value=15))
 
+# Define DATA_UPLOAD_MAX_MEMORY_SIZE for larger uploads:
+DATA_UPLOAD_MAX_MEMORY_SIZE = int(get_from_env('DJANGO_DATA_UPLOAD_MAX_MEMORY_SIZE',
+    fail_if_not_found=False, default_value=20*1024*1024))
+
 # Choose whether to use to Julian or Civil definition of year 
 # when displaying far's in /year:
 DISPLAY_CIVIL_YEAR_FAR = parse_envvar_bool(