diff --git a/tox.ini b/tox.ini
index d379b589a..f8198c31f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -92,7 +92,7 @@ commands =
 basepython = python3
 deps = -r{toxinidir}/test-requirements.txt
        -e{[tox]stxdir}/config/tsconfig/tsconfig
-       -e{[tox]stxdir}/fault/fm-api
+       -e{[tox]stxdir}/fault/fm-api/source
        -e{[tox]stxdir}/config/sysinv/sysinv/sysinv
        -e{[tox]stxdir}/config/sysinv/cgts-client/cgts-client
        docutils