diff --git a/src/dxvk/dxvk_context.cpp b/src/dxvk/dxvk_context.cpp
index 29818dd2..c9fcf5b7 100644
--- a/src/dxvk/dxvk_context.cpp
+++ b/src/dxvk/dxvk_context.cpp
@@ -1645,12 +1645,12 @@ namespace dxvk {
   
   
   bool DxvkContext::validateComputeState() {
-    return m_cpActivePipeline != nullptr;
+    return m_cpActivePipeline != VK_NULL_HANDLE;
   }
   
   
   bool DxvkContext::validateGraphicsState() {
-    if (m_gpActivePipeline == nullptr)
+    if (m_gpActivePipeline == VK_NULL_HANDLE)
       return false;
     
     if (!m_flags.test(DxvkContextFlag::GpRenderPassBound))