diff --git a/build.gradle b/build.gradle
index 3aae190..a06b00d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,11 +1,17 @@
-dependsOnChildren()
-
 buildscript {
     repositories {
         mavenCentral()
     }
 }
 
+project.ext {
+    asm = "asm:asm:3.3.1"
+    junit = "junit:junit:4.10"
+
+    sourceCompatibility = org.gradle.api.JavaVersion.VERSION_1_5
+    targetCompatibility = org.gradle.api.JavaVersion.VERSION_1_5
+}
+
 allprojects {
     apply plugin: 'eclipse'
     apply plugin: 'idea'
@@ -14,13 +20,7 @@ allprojects {
     group = "org.gcontracts"
     version = "1.2.6-SNAPSHOT"
 
-    asm = "asm:asm:3.3.1"
-    junit = "junit:junit:4.10"
-
     description = "GContracts provides closure annotations to support Programming by Contract for Groovy"
-
-    targetCompatibility = "1.5"
-    sourceCompatibility = "1.5"
 }
 
 subprojects {
diff --git a/gcontracts-doc/build.gradle b/gcontracts-doc/build.gradle
index c0c9a21..bea343c 100644
--- a/gcontracts-doc/build.gradle
+++ b/gcontracts-doc/build.gradle
@@ -1,5 +1,3 @@
-dependsOn(':gcontracts-core')
-
 project(":gcontracts-doc") {
     dependencies {
         compile project(':gcontracts-core')
diff --git a/gcontracts-grails/build.gradle b/gcontracts-grails/build.gradle
index 27a4d6b..5f4d083 100644
--- a/gcontracts-grails/build.gradle
+++ b/gcontracts-grails/build.gradle
@@ -1,5 +1,3 @@
-dependsOn(':gcontracts-core')
-
 project(":gcontracts-grails") {
     def springVersion = "3.0.5.RELEASE"