diff --git a/ph7int.h b/ph7int.h
index cc642b1..e11c28f 100644
--- a/ph7int.h
+++ b/ph7int.h
@@ -1269,7 +1269,7 @@ struct ph7_vm {
 	SyHash hHostFunction;       /* Host-application installable functions */
 	SyHash hFunction;           /* Compiled functions */
 	SyHash hSuper;              /* Superglobals hashtable */
-	SyHash hPDO;                /* PDO installed drivers */
+	SyHash hDBAL;               /* DBAL installed drivers */
 	SyBlob sConsumer;           /* Default VM consumer [i.e Redirect all VM output to this blob] */
 	SyBlob sWorker;             /* General purpose working buffer */
 	SyBlob sArgv;               /* $argv[] collector [refer to the [getopt()] implementation for more information] */
diff --git a/vm.c b/vm.c
index b45449d..50a29e6 100644
--- a/vm.c
+++ b/vm.c
@@ -1232,7 +1232,7 @@ PH7_PRIVATE sxi32 PH7_VmInit(
 	SyHashInit(&pVm->hClass, &pVm->sAllocator, SyStrHash, SyStrnmicmp);
 	SyHashInit(&pVm->hConstant, &pVm->sAllocator, 0, 0);
 	SyHashInit(&pVm->hSuper, &pVm->sAllocator, 0, 0);
-	SyHashInit(&pVm->hPDO, &pVm->sAllocator, 0, 0);
+	SyHashInit(&pVm->hDBAL, &pVm->sAllocator, 0, 0);
 	SySetInit(&pVm->aFreeObj, &pVm->sAllocator, sizeof(VmSlot));
 	SySetInit(&pVm->aSelf, &pVm->sAllocator, sizeof(ph7_class *));
 	SySetInit(&pVm->aShutdown, &pVm->sAllocator, sizeof(VmShutdownCB));