diff --git a/requirements.txt b/requirements.txt
index 062be91..9123b95 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-rmapy==0.2.1
-Pyzotero==1.4.16
-webdavclient3==3.14.4
+rmapy==0.2.*
+Pyzotero==1.4.*
+webdavclient3==3.14.*