diff --git a/src/main/java/carpet/script/CarpetScriptHost.java b/src/main/java/carpet/script/CarpetScriptHost.java
index b8049b77..0f515a33 100644
--- a/src/main/java/carpet/script/CarpetScriptHost.java
+++ b/src/main/java/carpet/script/CarpetScriptHost.java
@@ -100,6 +100,7 @@ public class CarpetScriptHost extends ScriptHost
         else if (parent != null)
         {
             persistenceRequired = ((CarpetScriptHost)parent).persistenceRequired;
+            strict = parent.strict;
         }
         appConfig = config;
         appArgTypes = argTypes;
@@ -306,6 +307,7 @@ public class CarpetScriptHost extends ScriptHost
             Map<Value, Value> config = ((MapValue) ret).getMap();
             setPerPlayer(config.getOrDefault(new StringValue("scope"), new StringValue("player")).getString().equalsIgnoreCase("player"));
             persistenceRequired = config.getOrDefault(new StringValue("stay_loaded"), Value.TRUE).getBoolean();
+            strict = config.getOrDefault(StringValue.of("strict"), Value.FALSE).getBoolean();
             // check requires
             Value loadRequirements = config.get(new StringValue("requires"));
             if (loadRequirements instanceof FunctionValue)
diff --git a/src/main/java/carpet/script/ScriptHost.java b/src/main/java/carpet/script/ScriptHost.java
index 9da1e036..56216c72 100644
--- a/src/main/java/carpet/script/ScriptHost.java
+++ b/src/main/java/carpet/script/ScriptHost.java
@@ -36,6 +36,7 @@ public abstract class ScriptHost
     private final Map<Value, ThreadPoolExecutor> executorServices = new HashMap<>();
     private final Map<Value, Object> locks = new ConcurrentHashMap<>();
     protected boolean inTermination = false;
+    public boolean strict;
 
     private final Set<String> deprecations = new HashSet<>();
 
@@ -118,6 +119,7 @@ public abstract class ScriptHost
         this.main = code;
         this.perUser = perUser;
         this.user = null;
+        this.strict = false;
         ModuleData moduleData = new ModuleData(code);
         initializeModuleGlobals(moduleData);
         this.moduleData.put(code, moduleData);