diff --git a/modules/irc/Module.cpp b/modules/irc/Module.cpp
index 145e9d8a..5e2a1f48 100644
--- a/modules/irc/Module.cpp
+++ b/modules/irc/Module.cpp
@@ -96,6 +96,7 @@ static void OnSquirrelTerminate()
     NullObject().Release();
     NullTable().Release();
     NullArray().Release();
+    NullLightObj().Release();
     NullFunction().ReleaseGently();
 }
 
diff --git a/modules/json/Module.cpp b/modules/json/Module.cpp
index b75b876e..0c0248c9 100644
--- a/modules/json/Module.cpp
+++ b/modules/json/Module.cpp
@@ -99,6 +99,7 @@ static void OnSquirrelTerminate()
     NullObject().Release();
     NullTable().Release();
     NullArray().Release();
+    NullLightObj().Release();
     NullFunction().ReleaseGently();
 }
 
diff --git a/modules/mmdb/Module.cpp b/modules/mmdb/Module.cpp
index 64c00678..6561e58c 100644
--- a/modules/mmdb/Module.cpp
+++ b/modules/mmdb/Module.cpp
@@ -119,10 +119,11 @@ static bool OnSquirrelLoad()
         return false;
     }
     // Prevent common null objects from using dead virtual machines
-    NullArray() = Array();
-    NullTable() = Table();
-    NullObject() = Object();
-    NullFunction() = Function();
+    NullObject().Release();
+    NullTable().Release();
+    NullArray().Release();
+    NullLightObj().Release();
+    NullFunction().ReleaseGently();
     // Register the module API
     if (RegisterAPI(DefaultVM::Get()))
     {
diff --git a/modules/mysql/Module.cpp b/modules/mysql/Module.cpp
index 09c22b7e..7fcbca56 100644
--- a/modules/mysql/Module.cpp
+++ b/modules/mysql/Module.cpp
@@ -91,6 +91,7 @@ static void OnSquirrelTerminate()
     NullObject().Release();
     NullTable().Release();
     NullArray().Release();
+    NullLightObj().Release();
     NullFunction().ReleaseGently();
     // Release script resources...
 }
diff --git a/modules/sample/Module.cpp b/modules/sample/Module.cpp
index 1282a288..ea2aac97 100644
--- a/modules/sample/Module.cpp
+++ b/modules/sample/Module.cpp
@@ -58,10 +58,11 @@ static bool OnSquirrelLoad()
         return false;
     }
     // Prevent common null objects from using dead virtual machines
-    NullArray() = Array();
-    NullTable() = Table();
-    NullObject() = Object();
-    NullFunction() = Function();
+    NullObject().Release();
+    NullTable().Release();
+    NullArray().Release();
+    NullLightObj().Release();
+    NullFunction().ReleaseGently();
     // Register the module API
     if (RegisterAPI(DefaultVM::Get()))
     {
diff --git a/modules/sqlite/Module.cpp b/modules/sqlite/Module.cpp
index 5b603264..e595540c 100644
--- a/modules/sqlite/Module.cpp
+++ b/modules/sqlite/Module.cpp
@@ -95,6 +95,7 @@ static void OnSquirrelTerminate()
     NullObject().Release();
     NullTable().Release();
     NullArray().Release();
+    NullLightObj().Release();
     NullFunction().ReleaseGently();
     // Release script resources...
 }
diff --git a/modules/xml/Module.cpp b/modules/xml/Module.cpp
index c85ba3c6..f483b5f9 100644
--- a/modules/xml/Module.cpp
+++ b/modules/xml/Module.cpp
@@ -373,6 +373,7 @@ static void OnSquirrelTerminate()
     NullObject().Release();
     NullTable().Release();
     NullArray().Release();
+    NullLightObj().Release();
     NullFunction().ReleaseGently();
     // Release script resources...
 }