diff --git a/lib/primitives/block.js b/lib/primitives/block.js
index 6ddef2c1..02dbf015 100644
--- a/lib/primitives/block.js
+++ b/lib/primitives/block.js
@@ -539,7 +539,7 @@ class Block extends AbstractBlock {
    */
 
   format(view, height) {
-    const commitmentHash = this.getCommitmentHash('hex');
+    const commitmentHash = this.getCommitmentHash();
     return {
       hash: this.rhash(),
       height: height != null ? height : -1,
diff --git a/test/block-test.js b/test/block-test.js
index adef4223..b4ed2d6d 100644
--- a/test/block-test.js
+++ b/test/block-test.js
@@ -28,6 +28,9 @@ const compact426884 = common.readCompact('compact426884');
 const block898352 = common.readBlock('block898352');
 const compact898352 = common.readCompact('compact898352');
 
+// Small SegWit block test vector
+const block482683 = common.readBlock('block482683');
+
 // Sigops counting test vectors
 // Format: [name, sigops, weight]
 const sigopsVectors = [
@@ -102,6 +105,11 @@ describe('Block', function() {
     assert.bufferEqual(block2.merkleRoot, block2.createMerkleRoot());
   });
 
+  it('should inspect a block with a witness commitment', () => {
+    const [block] = block482683.getBlock();
+    assert(block.inspect());
+  });
+
   it('should create a merkle block', () => {
     const filter = BloomFilter.fromRate(1000, 0.01, BloomFilter.flags.NONE);
 
diff --git a/test/data/block482683.raw b/test/data/block482683.raw
new file mode 100644
index 00000000..52cddffe
Binary files /dev/null and b/test/data/block482683.raw differ