diff --git a/bundles/org.eclipse.e4.tools.spy/build.properties b/bundles/org.eclipse.e4.tools.spy/build.properties
index 8270aef..af6756c 100644
--- a/bundles/org.eclipse.e4.tools.spy/build.properties
+++ b/bundles/org.eclipse.e4.tools.spy/build.properties
@@ -3,5 +3,6 @@
                .,\
                plugin.xml,\
                fragment.e4xmi,\
-               icons/
+               icons/,\
+               schema/
 source.. = src/