diff --git a/engine/src/main/java/org/archive/crawler/framework/ActionDirectory.java b/engine/src/main/java/org/archive/crawler/framework/ActionDirectory.java
index 447e8b0d..7e492a62 100644
--- a/engine/src/main/java/org/archive/crawler/framework/ActionDirectory.java
+++ b/engine/src/main/java/org/archive/crawler/framework/ActionDirectory.java
@@ -324,7 +324,10 @@ public class ActionDirectory implements ApplicationContextAware, Lifecycle, Runn
             ex = e;
         } catch (RuntimeException e) {
             ex = e;
-        } 
+        } finally {
+            engine.put("rawOut", null);
+            engine.put("appCtx", null);
+        }
 
         // report output/exception to files paired with script in done dir
         rawOut.flush();
diff --git a/engine/src/main/java/org/archive/crawler/restlet/ScriptResource.java b/engine/src/main/java/org/archive/crawler/restlet/ScriptResource.java
index dfb2af76..9a4bf876 100644
--- a/engine/src/main/java/org/archive/crawler/restlet/ScriptResource.java
+++ b/engine/src/main/java/org/archive/crawler/restlet/ScriptResource.java
@@ -112,6 +112,12 @@ public class ScriptResource extends JobRelatedResource {
             rawOutput = rawString.toString();
             htmlOut.flush();
             htmlOutput = htmlString.toString();
+
+            eng.put("rawOut", null);
+            eng.put("htmlOut", null);
+            eng.put("job", null);
+            eng.put("appCtx", null);
+            eng.put("scriptResource", null);
         }
         //TODO: log script, results somewhere; job log INFO? 
         
diff --git a/modules/src/main/java/org/archive/modules/deciderules/ScriptedDecideRule.java b/modules/src/main/java/org/archive/modules/deciderules/ScriptedDecideRule.java
index 0b90bb23..290f881c 100644
--- a/modules/src/main/java/org/archive/modules/deciderules/ScriptedDecideRule.java
+++ b/modules/src/main/java/org/archive/modules/deciderules/ScriptedDecideRule.java
@@ -132,7 +132,9 @@ implements ApplicationContextAware, InitializingBean {
             } catch (ScriptException e) {
                 logger.log(Level.WARNING,e.getMessage(),e);
                 return DecideResult.NONE;
-            } 
+            } finally {
+                engine.put("object", null);
+            }
         }
     }