diff --git a/doc/asn2deb.pod b/doc/asn2deb.pod
index 0baa50e..a1e483a 100644
--- a/doc/asn2deb.pod
+++ b/doc/asn2deb.pod
@@ -1,3 +1,4 @@
+=encoding utf8
 
 =head1 NAME
 
diff --git a/doc/idl2deb.pod b/doc/idl2deb.pod
index 9a43c7f..80ae2b5 100644
--- a/doc/idl2deb.pod
+++ b/doc/idl2deb.pod
@@ -1,3 +1,4 @@
+=encoding utf8
 
 =head1 NAME
 
diff --git a/doc/wireshark.pod.template b/doc/wireshark.pod.template
index 363d999..09350b4 100644
--- a/doc/wireshark.pod.template
+++ b/doc/wireshark.pod.template
@@ -1,3 +1,4 @@
+=encoding utf8
 
 =head1 NAME