diff -up poi-3.10-FINAL/build.xml.compile-xsds poi-3.10-FINAL/build.xml
--- poi-3.10-FINAL/build.xml.compile-xsds	2014-02-24 11:35:56.338955560 -0700
+++ poi-3.10-FINAL/build.xml	2014-02-24 11:38:39.337139830 -0700
@@ -454,16 +454,14 @@ under the License.
     </target>
     <target name="check-compiled-ooxml-xsds" depends="fetch-ooxml-xsds">
         <condition property="ooxml-compiled-xsds.present">
-            <or>
+            <and>
                 <available file="${ooxml.xsds.jar}"/>
-                <isset property="disconnected"/>
-            </or>
+            </and>
         </condition>
         <condition property="ooxml-compiled-encryption-xsds.present">
-            <or>
+            <and>
                 <available file="${ooxml.encryption.jar}"/>
-                <isset property="disconnected"/>
-            </or>
+            </and>
         </condition>
     </target>
     <target name="compile-ooxml-xsds" unless="ooxml-compiled-xsds.present"