diff --git a/core/src/main/java/hudson/Functions.java b/core/src/main/java/hudson/Functions.java
index b35162a642..31d80b0dae 100644
--- a/core/src/main/java/hudson/Functions.java
+++ b/core/src/main/java/hudson/Functions.java
@@ -460,9 +460,7 @@ public class Functions {
                     result.add(b);
             } else {
                 // old plugins built before 1.150 may not implement BuildStepDescriptor
-                if(project instanceof Project) {
-                    result.add(b);
-                }
+                result.add(b);
             }
         }
         return result;
diff --git a/core/src/main/java/hudson/tasks/BuildWrappers.java b/core/src/main/java/hudson/tasks/BuildWrappers.java
index 9285e57a18..019d8fb217 100644
--- a/core/src/main/java/hudson/tasks/BuildWrappers.java
+++ b/core/src/main/java/hudson/tasks/BuildWrappers.java
@@ -32,8 +32,7 @@ public class BuildWrappers {
                     result.add(bwd);
             } else {
                 // old BuildWrapper that doesn't implement BuildWrapperDescriptor
-                if(project instanceof Project)
-                    result.add(w);
+                result.add(w);
             }
         }
         return result;