diff --git a/MANIFEST.in b/MANIFEST.in
index 8b3235f..8b378f0 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,5 @@
 include *.txt
 recursive-include docs *
-recursive-include glasspy/data/datafiles
-recursive-include glasspy/predict/models
-recursive-include glasspy/chemistry/data
+recursive-include glasspy/data/datafiles *
+recursive-include glasspy/predict/models *
+recursive-include glasspy/chemistry/data *