diff --git a/versions.txt b/versions.txt
index 33f5b17..cade8f3 100644
--- a/versions.txt
+++ b/versions.txt
@@ -72,3 +72,6 @@
 0.1.29
 0.1.30
 0.1.31
+0.1.31b
+0.1.31c
+0.1.31d