diff --git a/Changes b/Changes
index 4b4e815..4035d1d 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,7 @@
+0.6.1 2023-03-22
+        - conllu2korapxml:
+            - Fix append for filehandle output.
+
 0.6.0 2023-01-13
         - korapxml2conllu:
             - the sigle-pattern option now affects the entire sigle
diff --git a/script/conllu2korapxml b/script/conllu2korapxml
index 64ba69b..5301c39 100755
--- a/script/conllu2korapxml
+++ b/script/conllu2korapxml
@@ -14,7 +14,7 @@
 my %opts;
 my %processedFilenames;
 
-our $VERSION = '0.6.0';
+our $VERSION = '0.6.1';
 our $VERSION_MSG = "\nconllu2korapxml - v$VERSION\n";
 
 use constant {
@@ -201,7 +201,7 @@
         or die "ERROR ('$fname'): zip failed: $ZipError\n";
   } else {
     $zip = new IO::Compress::Zip $outh, Zip64 => 1, TextFlag => 1,
-        Method => $_COMPRESSION_METHOD, Append => 1, Name => "$fname"
+        Method => $_COMPRESSION_METHOD, Append => 0, Name => "$fname"
         or die "ERROR ('$fname'): zip failed: $ZipError\n";
   }
 }
diff --git a/script/korapxml2conllu b/script/korapxml2conllu
index f50a736..a3c0f0f 100755
--- a/script/korapxml2conllu
+++ b/script/korapxml2conllu
@@ -26,7 +26,7 @@
 
 my $lm_training_data = 0;
 
-our $VERSION = '0.6.0';
+our $VERSION = '0.6.1';
 
 our $VERSION_MSG = "\nkorapxml2conllu - v$VERSION\n";