diff --git a/eth/tracers/internal/tracetest/testdata/call_tracer/blob_tx.json b/eth/tracers/internal/tracetest/testdata/call_tracer/blob_tx.json
index ac510efda2..05da3b42e1 100644
--- a/eth/tracers/internal/tracetest/testdata/call_tracer/blob_tx.json
+++ b/eth/tracers/internal/tracetest/testdata/call_tracer/blob_tx.json
@@ -41,7 +41,7 @@
       "grayGlacierBlock": 0,
       "shanghaiTime": 0,
       "cancunTime": 0,
-      "terminalTotalDifficulty": 0,
+      "terminalTotalDifficulty": 0
     }
   },
   "context": {
diff --git a/eth/tracers/internal/tracetest/testdata/prestate_tracer/blob_tx.json b/eth/tracers/internal/tracetest/testdata/prestate_tracer/blob_tx.json
index 697d3b3c09..f8adbabf63 100644
--- a/eth/tracers/internal/tracetest/testdata/prestate_tracer/blob_tx.json
+++ b/eth/tracers/internal/tracetest/testdata/prestate_tracer/blob_tx.json
@@ -41,7 +41,7 @@
       "grayGlacierBlock": 0,
       "shanghaiTime": 0,
       "cancunTime": 0,
-      "terminalTotalDifficulty": 0,
+      "terminalTotalDifficulty": 0
     }
   },
   "context": {