diff --git a/dsmrreader/provisioning/requirements/base.txt b/dsmrreader/provisioning/requirements/base.txt
index e07ed6dde..aa9d7b52c 100644
--- a/dsmrreader/provisioning/requirements/base.txt
+++ b/dsmrreader/provisioning/requirements/base.txt
@@ -16,4 +16,4 @@ requests==2.22.0
 urllib3==1.25.7
 
 # See #850, it seems pyCRC has been replaced?! And the old repository is no longer available.
-dsmrreader/provisioning/packages/PyCRC-1.21.tar.gz
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+./dsmrreader/provisioning/packages/PyCRC-1.21.tar.gz
\ No newline at end of file