diff --git a/poky/meta/recipes-support/ptest-runner/ptest-runner_2.4.0.bb b/poky/meta/recipes-support/ptest-runner/ptest-runner_2.4.0.bb
index 09fabde..0a3186d 100644
--- a/poky/meta/recipes-support/ptest-runner/ptest-runner_2.4.0.bb
+++ b/poky/meta/recipes-support/ptest-runner/ptest-runner_2.4.0.bb
@@ -12,6 +12,7 @@
 
 SRC_URI = "git://git.yoctoproject.org/ptest-runner2 \
 "
+UPSTREAM_VERSION_UNKNOWN = "1"
 
 S = "${WORKDIR}/git"