diff --git a/requirements.txt b/requirements.txt
index 096714f8..5a1fe5a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-pyshex
+pyshex==0.7.14  # 0.7.15 is a problematic release, pinning to 0.7.14 for now
 git+git://github.com/deepakunni3/kgx@kg-covid-19