diff --git a/dependencies/sqrat/include/sqmodule.h b/dependencies/sqrat/include/sqmodule.h
index 4633432..696df61 100644
--- a/dependencies/sqrat/include/sqmodule.h
+++ b/dependencies/sqrat/include/sqmodule.h
@@ -113,10 +113,10 @@ extern "C" {
         SQRESULT        (*gettypetag)(HSQUIRRELVM v,SQInteger idx,SQUserPointer *typetag);
         void            (*setreleasehook)(HSQUIRRELVM v,SQInteger idx,SQRELEASEHOOK hook);
         SQChar*         (*getscratchpad)(HSQUIRRELVM v,SQInteger minsize);
-        SQRESULT        (*getclosureinfo)(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger *nparams,SQUnsignedInteger *nfreevars);
+        SQRESULT        (*getclosureinfo)(HSQUIRRELVM v,SQInteger idx,SQInteger *nparams,SQInteger *nfreevars);
         SQRESULT        (*setnativeclosurename)(HSQUIRRELVM v,SQInteger idx,const SQChar *name);
         SQRESULT        (*setinstanceup)(HSQUIRRELVM v, SQInteger idx, SQUserPointer p);
-        SQRESULT        (*getinstanceup)(HSQUIRRELVM v, SQInteger idx, SQUserPointer *p,SQUserPointer typetag);
+        SQRESULT        (*getinstanceup)(HSQUIRRELVM v, SQInteger idx, SQUserPointer *p,SQUserPointer typetag, SQBool throwerror);
         SQRESULT        (*setclassudsize)(HSQUIRRELVM v, SQInteger idx, SQInteger udsize);
         SQRESULT        (*newclass)(HSQUIRRELVM v,SQBool hasbase);
         SQRESULT        (*createinstance)(HSQUIRRELVM v,SQInteger idx);
diff --git a/dependencies/sqrat/include/sqrat/sqratClassType.h b/dependencies/sqrat/include/sqrat/sqratClassType.h
index 28e7f2c..82b83d1 100644
--- a/dependencies/sqrat/include/sqrat/sqratClassType.h
+++ b/dependencies/sqrat/include/sqrat/sqratClassType.h
@@ -216,7 +216,7 @@ public:
             classType = getStaticClassData().Lock().Get();
 
 #if !defined (SCRAT_NO_ERROR_CHECKING)
-            if (SQ_FAILED(sq_getinstanceup(vm, idx, (SQUserPointer*)&instance, classType))) {
+            if (SQ_FAILED(sq_getinstanceup(vm, idx, (SQUserPointer*)&instance, classType, SQTrue))) {
                 SQTHROW(vm, FormatTypeError(vm, idx, ClassName()));
                 return NULL;
             }
diff --git a/dependencies/sqrat/include/sqrat/sqratFunction.h b/dependencies/sqrat/include/sqrat/sqratFunction.h
index f2e69b6..cf76c63 100644
--- a/dependencies/sqrat/include/sqrat/sqratFunction.h
+++ b/dependencies/sqrat/include/sqrat/sqratFunction.h
@@ -1279,8 +1279,8 @@ public:
         sq_pushobject(vm, env);
 
 #if !defined (SCRAT_NO_ERROR_CHECKING)
-        SQUnsignedInteger nparams;
-        SQUnsignedInteger nfreevars;
+        SQInteger nparams;
+        SQInteger nfreevars;
         if (obj._type != OT_NATIVECLOSURE &&
             SQ_SUCCEEDED(sq_getclosureinfo(vm, -2, &nparams, &nfreevars)) && (nparams != 1)) {
             sq_pop(vm, 2);