diff --git a/renderdoc/api/replay/rdcstr.h b/renderdoc/api/replay/rdcstr.h
index 0df2474b5..05fef986d 100644
--- a/renderdoc/api/replay/rdcstr.h
+++ b/renderdoc/api/replay/rdcstr.h
@@ -1134,3 +1134,19 @@ public:
   operator QVariant() const { return QVariant(QString::fromUtf8(c_str(), (int32_t)size())); }
 #endif
 };
+
+// add a std::hash overload so rdcstr can be used in hashmaps
+#ifdef RENDERDOC_EXPORTS
+
+// from string_utils.h
+uint32_t strhash(const char *str);
+
+namespace std
+{
+template <>
+struct hash<rdcstr>
+{
+  std::size_t operator()(const rdcstr &s) const { return strhash(s.c_str()); }
+};
+}
+#endif
diff --git a/renderdoc/strings/string_utils.cpp b/renderdoc/strings/string_utils.cpp
index c01354813..419360a23 100644
--- a/renderdoc/strings/string_utils.cpp
+++ b/renderdoc/strings/string_utils.cpp
@@ -48,6 +48,11 @@ uint32_t strhash(const char *str, uint32_t seed)
   return hash;
 }
 
+uint32_t strhash(const char *str)
+{
+  return strhash(str, 5381);
+}
+
 rdcstr strlower(const rdcstr &str)
 {
   rdcstr newstr(str);
diff --git a/renderdoc/strings/string_utils.h b/renderdoc/strings/string_utils.h
index cb1c29419..fd79292cf 100644
--- a/renderdoc/strings/string_utils.h
+++ b/renderdoc/strings/string_utils.h
@@ -31,7 +31,8 @@
 rdcstr strlower(const rdcstr &str);
 rdcstr strupper(const rdcstr &str);
 
-uint32_t strhash(const char *str, uint32_t existingHash = 5381);
+uint32_t strhash(const char *str, uint32_t existingHash);
+uint32_t strhash(const char *str);
 
 rdcstr get_basename(const rdcstr &path);
 rdcstr get_dirname(const rdcstr &path);