diff --git a/beacon-light-client/circom/test/pow/data/case05/input.json b/beacon-light-client/circom/test/pow/data/case05/input.json
new file mode 100644
index 000000000..192a6d259
--- /dev/null
+++ b/beacon-light-client/circom/test/pow/data/case05/input.json
@@ -0,0 +1,4 @@
+{
+    "base": "10",
+    "power": "0"
+}
diff --git a/beacon-light-client/circom/test/pow/data/case05/output.json b/beacon-light-client/circom/test/pow/data/case05/output.json
new file mode 100644
index 000000000..8575e58cd
--- /dev/null
+++ b/beacon-light-client/circom/test/pow/data/case05/output.json
@@ -0,0 +1,3 @@
+{
+    "out": "1"
+}