diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6a2e9df..54813f0 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,4 +4,3 @@ pytest-cov
 pytest-flake8
 flake8==3.9.2
 fosslight-source
-spdx-tools==0.8.2