diff --git a/board/czechlight/common/os-release.sh b/board/czechlight/common/os-release.sh
index 742abb2..4dbd629 100755
--- a/board/czechlight/common/os-release.sh
+++ b/board/czechlight/common/os-release.sh
@@ -14,7 +14,7 @@
 CLA_CPP_DEPENDENCIES_REV=$(czechlight_describe_git $(czechlight_query_local_make_var CLA_SYSREPO_OVERRIDE_SRCDIR)/submodules/dependencies)
 GAMMARUS_REV=$(czechlight_describe_git $(czechlight_query_local_make_var GAMMARUS_OVERRIDE_SRCDIR))
 VELIA_REV=$(czechlight_describe_git $(czechlight_query_local_make_var VELIA_OVERRIDE_SRCDIR))
-ROUSETTE_REV=$(czechlight_describe_git $(czechlight_query_local_make_var VELIA_OVERRIDE_SRCDIR))
+ROUSETTE_REV=$(czechlight_describe_git $(czechlight_query_local_make_var ROUSETTE_OVERRIDE_SRCDIR))
 
 sed -i \
 	-e 's/^VERSION_ID=/BUILDROOT_VERSION_ID=/' \