diff --git a/ant-1.10.2-bootstrap.patch b/ant-1.10.2-bootstrap.patch
new file mode 100644
index 0000000..b9fee49
--- /dev/null
+++ b/ant-1.10.2-bootstrap.patch
@@ -0,0 +1,25 @@
+--- build.xml~	2018-02-07 11:48:12.344520649 +0100
++++ build.xml	2018-02-07 11:56:28.314072462 +0100
+@@ -383,9 +383,6 @@
+     </condition>
+     <property name="ignoresystemclasses" value="false"/>
+     <available property="jdk9+" classname="java.lang.module.ModuleDescriptor"/>
+-    <condition property="jdk10+">
+-      <javaversion atleast="10"/>
+-    </condition>
+     <available property="kaffe" classname="kaffe.util.NotImplemented"/>
+     <available property="harmony"
+                classname="org.apache.harmony.luni.util.Base64"/>
+@@ -1616,11 +1613,7 @@
+ 
+   <target name="test-init" depends="probe-offline,check-optional-packages,dump-info">
+     <mkdir dir="${build.junit.tmpdir}"/>
+-    <condition property="sun.io.useCanonCaches" value="false">
+-      <not>
+-        <javaversion atleast="9"/>
+-      </not>
+-    </condition>
++    <property name="sun.io.useCanonCaches" value="false"/>
+     <macrodef name="test-junit">
+       <element name="junit-nested" implicit="true"/>
+       <sequential>
diff --git a/ant.spec b/ant.spec
index b17fc2e..36e4052 100644
--- a/ant.spec
+++ b/ant.spec
@@ -35,7 +35,7 @@
 
 Name:           ant
 Version:        1.10.2
-Release:        1%{?dist}
+Release:        0.1%{?dist}
 Epoch:          0
 Summary:        Java build tool
 Summary(it):    Tool per la compilazione di programmi java
@@ -47,6 +47,7 @@ Source2:        apache-ant-1.8.ant.conf
 
 # Fix some places where copies of classes are included in the wrong jarfiles
 Patch4:         apache-ant-class-path-in-manifest.patch
+Patch5:         ant-1.10.2-bootstrap.patch
 
 BuildRequires:  javapackages-local
 BuildRequires:  java-devel >= 1:1.8.0
@@ -324,6 +325,7 @@ find -name build.xml -o -name pom.xml | xargs sed -i -e s/-SNAPSHOT//
 
 # Fix class-path-in-manifest rpmlint warning
 %patch4
+%patch5
 
 # clean jar files
 find . -name "*.jar" | xargs -t rm
@@ -592,6 +594,9 @@ cp -pr build/javadocs/* $RPM_BUILD_ROOT%{_javadocdir}/%{name}
 # -----------------------------------------------------------------------------
 
 %changelog
+* Wed Feb  7 2018 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:1.10.2-0.1
+- Bootstrap build
+
 * Wed Feb  7 2018 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:1.10.2-1
 - Update to upstream version 1.10.2