diff --git a/tests/files/PoWTests/ethash_tests.json b/tests/files/PoWTests/ethash_tests.json
index 4ce41ac6d..ceacd78a7 100644
--- a/tests/files/PoWTests/ethash_tests.json
+++ b/tests/files/PoWTests/ethash_tests.json
@@ -9,5 +9,16 @@
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+    },
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 }