diff --git a/share/pgpkeys/decke.key b/share/pgpkeys/decke.key
index 298ce6adb8..d47cdde113 100644
--- a/share/pgpkeys/decke.key
+++ b/share/pgpkeys/decke.key
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
 <!-- $FreeBSD$ -->
 <!--
 sh addkey.sh decke CF5840D4;
diff --git a/share/pgpkeys/pgj.key b/share/pgpkeys/pgj.key
index 02f88b19b7..bdda6e7006 100644
--- a/share/pgpkeys/pgj.key
+++ b/share/pgpkeys/pgj.key
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
 <!-- $FreeBSD$ -->
 <!--
 sh ./addkey.sh pgj 9E3F9BE6;
diff --git a/share/pgpkeys/scop.key b/share/pgpkeys/scop.key
index d50d58850a..11d170aa5f 100644
--- a/share/pgpkeys/scop.key
+++ b/share/pgpkeys/scop.key
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
 <!-- $FreeBSD$ -->
 <!--
 sh addkey.sh scop BCD241CB;
diff --git a/share/pgpkeys/thomas.key b/share/pgpkeys/thomas.key
index 80b9aa9ebb..ca80563a51 100644
--- a/share/pgpkeys/thomas.key
+++ b/share/pgpkeys/thomas.key
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
 <!-- $FreeBSD$ -->
 <!--
 sh addkey.sh thomas 393D2469;