diff --git a/src/main/groovy/org/jboss/gradle/plugins/jdocbook/JDocBookConvention.groovy b/src/main/groovy/org/jboss/gradle/plugins/jdocbook/JDocBookConvention.groovy
index 1907d61..ca847c9 100644
--- a/src/main/groovy/org/jboss/gradle/plugins/jdocbook/JDocBookConvention.groovy
+++ b/src/main/groovy/org/jboss/gradle/plugins/jdocbook/JDocBookConvention.groovy
@@ -32,6 +32,7 @@ import org.gradle.api.logging.Logger
 import org.gradle.api.logging.Logging
 import org.gradle.listener.ActionBroadcast
 import org.jboss.gradle.plugins.jdocbook.book.Book
+import org.jboss.gradle.plugins.jdocbook.book.BookConfiguration

 /**
  * @author Strong Liu
@@ -41,6 +42,8 @@ class JDocBookConvention {
     final NamedDomainObjectContainer<Book> books;
     @Delegate
     Book commonBook
+    @Delegate
+    BookConfiguration bookConfiguration;
     Project project
     ActionBroadcast<Book> configBookActions = new ActionBroadcast<Book>();

@@ -48,6 +51,8 @@ class JDocBookConvention {
         this.project = project
         this.books = books
         this.commonBook = new Book("", project)
+        this.bookConfiguration = new BookConfiguration(commonBook)
+        commonBook.setConfiguration(bookConfiguration)
         /**
          * if it is a mutil-books project, then we have to merge the info defined in the common book
          * area into each book, and also mark the internal common book as abstract
diff --git a/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/MutilBooksSpock.groovy b/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/MutilBooksSpock.groovy
index 7e1454a..6c7fd9e 100644
--- a/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/MutilBooksSpock.groovy
+++ b/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/MutilBooksSpock.groovy
@@ -78,6 +78,8 @@ class MutilBooksSpock extends AbstractJDocbookSpock {
             checkFormat(format)
         }
         common.translations == ["zh-CN"]
+        !common.transformerParameters.isEmpty()
+        common.transformerParameters.get("a") == "b"
         //assert manual book
         def manual = convention.books.manual
         manual != null
@@ -87,6 +89,8 @@ class MutilBooksSpock extends AbstractJDocbookSpock {
             checkFormat(format)
         }
         manual.translations == ["zh-CN"]
+        !manual.transformerParameters.isEmpty()
+        manual.transformerParameters.get("a") == "c"
         //assert devguide book
         def devguide = convention.books.devguide
         devguide != null
@@ -96,6 +100,8 @@ class MutilBooksSpock extends AbstractJDocbookSpock {
         //FIXME formats should not contains PDF
         //devguide.formats
         devguide.formats.html.stylesheet == "classpath:/xslt/org/hibernate/jdocbook/xslt/xhtml.xsl"
+        !devguide.transformerParameters.isEmpty()
+        devguide.transformerParameters.get("a") == "b"

         //assert quickstart book
         def quickstart = convention.books.quickstart
diff --git a/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/SingleJDocbookSpock.groovy b/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/SingleJDocbookSpock.groovy
index 1917ac5..7125d45 100644
--- a/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/SingleJDocbookSpock.groovy
+++ b/src/test/groovy/org/jboss/gradle/plugins/jdocbook/test/SingleJDocbookSpock.groovy
@@ -57,6 +57,17 @@ class SingleJDocbookSpock extends AbstractJDocbookSpock {
         book.translations == ["zh-CN"]
     }

+    def "does transformer parameters get set correctly"(){
+                applyScript DEFAULT_SCRIPT
+        expect:
+        convention != null
+        convention.books != null
+        convention.commonBook != null
+        def book = convention.commonBook
+        !book.transformerParameters.isEmpty()
+        book.transformerParameters.get("a") == "b"
+    }
+
     def checkFormat(def format) {
         assert FORMATS[format.name].finalName == format.finalName
         assert FORMATS[format.name].stylesheet == format.stylesheet
diff --git a/src/test/resources/scripts/default.gradle b/src/test/resources/scripts/default.gradle
index 757fd14..312f048 100644
--- a/src/test/resources/scripts/default.gradle
+++ b/src/test/resources/scripts/default.gradle
@@ -36,6 +36,7 @@ jdocbook {
         finalName = 'index.html'
         stylesheet = "classpath:/xslt/org/hibernate/jdocbook/xslt/xhtml-single.xsl"
     }
+    transformerParameters = ["a":"b"]
     format {
         name = 'html'
         finalName = 'index.html'
diff --git a/src/test/resources/scripts/mutilbooks.gradle b/src/test/resources/scripts/mutilbooks.gradle
index fb13006..e614ce4 100644
--- a/src/test/resources/scripts/mutilbooks.gradle
+++ b/src/test/resources/scripts/mutilbooks.gradle
@@ -40,9 +40,12 @@ jdocbook {
         stylesheet = "classpath:/xslt/org/hibernate/jdocbook/xslt/xhtml.xsl"
     }

+    transformerParameters = ["a":"b"]
+
     manual {
         //baseDirectory = baseDir + 'hibernate-manual' // CoC, scriptsdefault baseDirectory is baseDir+bookName
         masterSourceDocumentName = 'HIBERNATE_-_Relational_Persistence_for_Idiomatic_Java.xml'
+        transformerParameters = ["a":"c"]
         format {
             name = "pdf"
             finalName = "hibernate_reference.pdf"