diff --git a/public/tracy/TracyD3D11.hpp b/public/tracy/TracyD3D11.hpp
index 8de75d6b..837f28ac 100644
--- a/public/tracy/TracyD3D11.hpp
+++ b/public/tracy/TracyD3D11.hpp
@@ -108,7 +108,7 @@ public:
                 continue;
             }
 
-            if (disjoint.Disjoint)
+            if (disjoint.Disjoint || disjoint.Frequency == 0)
                 continue;
 
             UINT64 timestamp = 0;
@@ -217,6 +217,13 @@ public:
             return;
         }
 
+        if (disjoint.Frequency == 0)
+        {
+            m_previousCheckpoint = m_nextCheckpoint;
+            TracyD3D11Panic("zero GPU timestamp frequency; dropping.");
+            return;
+        }
+
         auto begin = m_previousCheckpoint;
         auto end = m_nextCheckpoint;
         for (auto i = begin; i != end; ++i)