diff --git a/docker/requirements.txt b/docker/requirements.txt
index 6ba662b7a60fce0d5db86b33086516d5011248d3..5fba53cefd1e01d11e16b8ea9d4d771a58329a48 100644
--- a/docker/requirements.txt
+++ b/docker/requirements.txt
@@ -3,4 +3,4 @@ matplotlib
 pytest
 pytest-cov
 pydot
-pyotb
+pyotb==1.5.3