diff --git a/renderdoc/serialise/string_utils.cpp b/renderdoc/serialise/string_utils.cpp
index 52dbc6f18..67ef4d7a4 100644
--- a/renderdoc/serialise/string_utils.cpp
+++ b/renderdoc/serialise/string_utils.cpp
@@ -99,3 +99,11 @@ std::string trim(const std::string &str)
   // searching from the start found something, so searching from the end must have too.
   return str.substr(start, end - start + 1);
 }
+
+bool endswith(const std::string &value, const std::string &ending)
+{
+  if(ending.length() > value.length())
+    return false;
+
+  return (0 == value.compare(value.length() - ending.length(), ending.length(), ending));
+}
diff --git a/renderdoc/serialise/string_utils.h b/renderdoc/serialise/string_utils.h
index 314603142..2fa7549e5 100644
--- a/renderdoc/serialise/string_utils.h
+++ b/renderdoc/serialise/string_utils.h
@@ -41,6 +41,8 @@ std::string trim(const std::string &str);
 
 uint32_t strhash(const char *str, uint32_t existingHash = 5381);
 
+bool endswith(const std::string &value, const std::string &ending);
+
 template <class strType>
 strType basename(const strType &path)
 {