diff --git a/base/build.xml b/base/build.xml
index c22fb9b4ae..c0e30a1033 100644
--- a/base/build.xml
+++ b/base/build.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <!-- ============================================= -->
 <!-- Base                                          -->
 <!-- ============================================= -->
diff --git a/install/build.xml b/install/build.xml
index 1ac50efcea..fb2bc1ff19 100644
--- a/install/build.xml
+++ b/install/build.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!-- ============================================= -->
 <!-- Adempiere Installer build file                 -->
 <!-- ============================================= -->
diff --git a/webStore/build.xml b/webStore/build.xml
index 7bae405023..da7365c9e6 100644
--- a/webStore/build.xml
+++ b/webStore/build.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!-- ======================================================== -->
 <!-- Adempiere Web Store Application                           -->
 <!-- ======================================================== -->