diff --git a/kaldb/pom.xml b/kaldb/pom.xml
index ce832a1f7..7aeb399f8 100644
--- a/kaldb/pom.xml
+++ b/kaldb/pom.xml
@@ -25,7 +25,7 @@
         <curator.version>5.2.1</curator.version>
         <log4j.version>2.17.2</log4j.version>
         <aws.sdk.version>2.17.209</aws.sdk.version>
-        <error.prone.version>2.15.0</error.prone.version>
+        <error.prone.version>2.16</error.prone.version>
     </properties>
 
     <repositories>
diff --git a/kaldb/src/main/java/com/slack/kaldb/preprocessor/PreprocessorValueMapper.java b/kaldb/src/main/java/com/slack/kaldb/preprocessor/PreprocessorValueMapper.java
index f2b12a2f4..c16e66895 100644
--- a/kaldb/src/main/java/com/slack/kaldb/preprocessor/PreprocessorValueMapper.java
+++ b/kaldb/src/main/java/com/slack/kaldb/preprocessor/PreprocessorValueMapper.java
@@ -77,7 +77,7 @@ public static ValueMapper<byte[], Iterable<Trace.Span>> byteArrayToTraceSpans(
       String dataTransformer) {
     Preconditions.checkArgument(
         PRE_PROCESSOR_DATA_TRANSFORMER_MAP.containsKey(dataTransformer),
-        "Invalid data transformer provided, must be one of {}",
+        "Invalid data transformer provided, must be one of %s",
         PRE_PROCESSOR_DATA_TRANSFORMER_MAP.toString());
     return messageBytes -> {
       try {