diff --git a/modules/mysql/Connection.cpp b/modules/mysql/Connection.cpp
index 4ebc5fa3..c855839d 100644
--- a/modules/mysql/Connection.cpp
+++ b/modules/mysql/Connection.cpp
@@ -179,9 +179,9 @@ SQInteger Connection::ExecuteF(HSQUIRRELVM vm)
         return sq_throwerror(vm, e.what());
     }
     // Attempt to retrieve the value from the stack as a string
-    StackStrF val(vm, 2, true);
+    StackStrF val(vm, 2);
     // Have we failed to retrieve the string?
-    if (SQ_FAILED(val.mRes))
+    if (SQ_FAILED(val.Proc(true)))
     {
         return val.mRes; // Propagate the error!
     }
@@ -246,9 +246,9 @@ SQInteger Connection::InsertF(HSQUIRRELVM vm)
         return sq_throwerror(vm, e.what());
     }
     // Attempt to retrieve the value from the stack as a string
-    StackStrF val(vm, 2, true);
+    StackStrF val(vm, 2);
     // Have we failed to retrieve the string?
-    if (SQ_FAILED(val.mRes))
+    if (SQ_FAILED(val.Proc(true)))
     {
         return val.mRes; // Propagate the error!
     }
@@ -319,9 +319,9 @@ SQInteger Connection::QueryF(HSQUIRRELVM vm)
         return sq_throwerror(vm, e.what());
     }
     // Attempt to retrieve the value from the stack as a string
-    StackStrF val(vm, 2, true);
+    StackStrF val(vm, 2);
     // Have we failed to retrieve the string?
-    if (SQ_FAILED(val.mRes))
+    if (SQ_FAILED(val.Proc(true)))
     {
         return val.mRes; // Propagate the error!
     }
diff --git a/modules/mysql/Field.cpp b/modules/mysql/Field.cpp
index 52ce3450..d322bb48 100644
--- a/modules/mysql/Field.cpp
+++ b/modules/mysql/Field.cpp
@@ -211,9 +211,9 @@ void Field::SetIndex(const Object & field)
         case OT_STRING:
         {
             // Obtain the object from the stack as a string
-            const StackStrF val(vm, -1, false);
+            StackStrF val(vm, -1);
             // Validate the result
-            if (SQ_FAILED(val.mRes))
+            if (SQ_FAILED(val.Proc(false)))
             {
                 STHROWF("%s", LastErrorString(vm).c_str());
             }
@@ -236,9 +236,9 @@ void Field::SetIndex(const Object & field)
         case OT_INSTANCE:
         {
             // Obtain the object from the stack as a string
-            const StackStrF val(vm, -1, false);
+            StackStrF val(vm, -1);
             // Validate the result
-            if (SQ_FAILED(val.mRes))
+            if (SQ_FAILED(val.Proc(false)))
             {
                 STHROWF("%s", LastErrorString(vm).c_str());
             }