diff --git a/ant.spec b/ant.spec
index ca6c95c..b35870e 100644
--- a/ant.spec
+++ b/ant.spec
@@ -36,7 +36,7 @@
 
 Name:           ant
 Version:        1.10.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Epoch:          0
 Summary:        Java build tool
 Summary(it):    Tool per la compilazione di programmi java
@@ -316,7 +316,7 @@ Test utility tasks for %{name}.
 %package xz
 Summary:        Optional xz tasks for %{name}
 Requires:       %{name} = %{epoch}:%{version}-%{release}
-Requires:       xz
+Requires:       xz-java
 
 %description xz
 Optional xz tasks for %{name}.
@@ -365,6 +365,15 @@ rm src/tests/junit/org/apache/tools/ant/types/selectors/SignedSelectorTest.java 
 #install jars
 build-jar-repository -s -p lib/optional antlr bcel javamail/mailapi jdepend junit log4j-1 oro regexp bsf commons-logging commons-net jsch xalan-j2 xml-commons-resolver xalan-j2-serializer xerces-j2 xml-commons-apis hamcrest/core xz-java
 
+# fix hardcoded paths in ant script and conf
+cp -p %{SOURCE2} %{name}.conf
+sed -e 's:/etc/ant.conf:%{_synconfdir}/ant.conf:g' \
+    -e 's:/etc/ant.d:%{_synconfdir}/ant.d:g' \
+    -e 's:/usr/share/ant:%{_datadir}/ant:g' \
+    -e 's:/usr/bin/build-classpath:%{_bindir}/build-classpath:g' \
+    -e 's:/usr/share/java-utils/java-functions:%{_javadir}-utils/java-functions:g' \
+    -i src/script/ant %{name}.conf
+
 # Fix file-not-utf8 rpmlint warning
 iconv KEYS -f iso-8859-1 -t utf-8 -o KEYS.utf8
 mv KEYS.utf8 KEYS
@@ -440,7 +449,7 @@ ln -sf %{_bindir}/antRun $RPM_BUILD_ROOT%{ant_home}/bin/
 
 # default ant.conf
 mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}
-cp -p %{SOURCE2} $RPM_BUILD_ROOT%{_sysconfdir}/%{name}.conf
+cp -p %{name}.conf $RPM_BUILD_ROOT%{_sysconfdir}/%{name}.conf
 
 # OPT_JAR_LIST fragments
 mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}/%{name}.d
@@ -611,6 +620,10 @@ cp -pr build/javadocs/* $RPM_BUILD_ROOT%{_javadocdir}/%{name}
 # -----------------------------------------------------------------------------
 
 %changelog
+* Wed Mar  1 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:1.10.1-4
+- Fix hardcoded paths in ant script and conf
+- Fix requires on xz-java
+
 * Thu Feb 23 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:1.10.1-3
 - Don't hardcode path to xargs