diff --git a/grails-app/controllers/org/grails/maven/RepositoryController.groovy b/grails-app/controllers/org/grails/maven/RepositoryController.groovy
index 0d0dfbd8f..de63ab9b9 100644
--- a/grails-app/controllers/org/grails/maven/RepositoryController.groovy
+++ b/grails-app/controllers/org/grails/maven/RepositoryController.groovy
@@ -233,11 +233,10 @@ class PublishPluginCommand {
     byte[] xml
 
     static constraints = {
+        importFrom PendingRelease
+
         plugin blank:false
         version blank:false
-        zip nullable:false, size:0..10000000
-        pom nullable:false, size:0..500000
-        xml nullable:false, size:0..500000
     }
 
 }
diff --git a/grails-app/domain/org/grails/plugin/PendingRelease.groovy b/grails-app/domain/org/grails/plugin/PendingRelease.groovy
index 6001714e0..1fe39f0d6 100644
--- a/grails-app/domain/org/grails/plugin/PendingRelease.groovy
+++ b/grails-app/domain/org/grails/plugin/PendingRelease.groovy
@@ -11,12 +11,9 @@ class PendingRelease {
     byte[] pom
     byte[] xml
 
-    static mapping = {
-        pluginName blank:false
-        pluginVersion blank:false
-    }
-
     static constraints = {
+        pluginName blank: false
+        pluginVersion blank: false
         zip size:0..50000000 // ~50mb
         pom size:0..500000 // 500kb
         xml size:0..500000 // 500kb