diff --git a/src/d3d11/d3d11_shader.cpp b/src/d3d11/d3d11_shader.cpp
index 800bdea8d..085ad13f2 100644
--- a/src/d3d11/d3d11_shader.cpp
+++ b/src/d3d11/d3d11_shader.cpp
@@ -27,7 +27,7 @@ namespace dxvk {
     const std::string dumpPath = env::getEnvVar("DXVK_SHADER_DUMP_PATH");
     
     if (dumpPath.size() != 0) {
-      reader.store(std::ofstream(str::tows(str::format(dumpPath, "/", name, ".dxbc").c_str()).c_str(),
+      reader.store(std::ofstream(str::topath(str::format(dumpPath, "/", name, ".dxbc").c_str()).c_str(),
         std::ios_base::binary | std::ios_base::trunc));
     }
     
@@ -47,7 +47,7 @@ namespace dxvk {
     
     if (dumpPath.size() != 0) {
       std::ofstream dumpStream(
-        str::tows(str::format(dumpPath, "/", name, ".spv").c_str()).c_str(),
+        str::topath(str::format(dumpPath, "/", name, ".spv").c_str()).c_str(),
         std::ios_base::binary | std::ios_base::trunc);
       
       m_shader->dump(dumpStream);