diff --git a/src/util/mod.rs b/src/util/mod.rs
index a4e0c8f..3d940a8 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -61,6 +61,7 @@ pub enum DemuxerError {
     FLVUnknownTagType,
     FLVCheckFail,
     FLVPacketNotMetadata,
+    FLVMetadataSyncFail,
 }
 
 impl Error for DemuxerError {}
@@ -71,7 +72,9 @@ impl fmt::Debug for DemuxerError {
             DemuxerError::UnknownSyncByte => write!(f, "sync byte does not match any implemented input format"),
             DemuxerError::FLVUnknownTagType => write!(f, "FLV tag does not match expected values"),
             DemuxerError::FLVCheckFail => write!(f, "Input does not contain assumed FLV signature"),
-            DemuxerError::FLVPacketNotMetadata => write!(f, "Did not find expected metadata tag")
+            DemuxerError::FLVPacketNotMetadata => write!(f, "Did not find expected metadata tag"),
+            DemuxerError::FLVMetadataSyncFail => write!(f, "ECMA array not where expected"),
+            _ => write!(f, "Error not described yet")
         }
     }
 }