diff --git a/commons/pom.xml b/commons/pom.xml
index 75c31503..f3d5e564 100644
--- a/commons/pom.xml
+++ b/commons/pom.xml
@@ -188,7 +188,7 @@
 		<dependency>
 			<groupId>org.netpreserve.commons</groupId>
 			<artifactId>webarchive-commons</artifactId>
-			<version>1.1.5</version>
+			<version>1.1.8</version>
 			<exclusions>
 				<exclusion>
 					<groupId>org.apache.hadoop</groupId>
diff --git a/modules/src/test/java/org/archive/modules/writer/WARCWriterProcessorTest.java b/modules/src/test/java/org/archive/modules/writer/WARCWriterProcessorTest.java
index 22ef5811..582705b0 100644
--- a/modules/src/test/java/org/archive/modules/writer/WARCWriterProcessorTest.java
+++ b/modules/src/test/java/org/archive/modules/writer/WARCWriterProcessorTest.java
@@ -185,8 +185,7 @@ public class WARCWriterProcessorTest extends ProcessorTestBase {
         assertEquals(4, wwp.getStats().get("totals").get("numRecords").get());
         assertEquals(responseBytes.length, wwp.getStats().get("response").get("contentBytes").get());
 
-        // XXX fails currently, needs https://github.com/iipc/webarchive-commons/pull/51
-        // assertEquals(warc.length(), wwp.getStats().get("totals").get("sizeOnDisk").get());
+        assertEquals(warc.length(), wwp.getStats().get("totals").get("sizeOnDisk").get());
     }
 
     /**