diff --git a/src/d3d9/d3d9_fixed_function.cpp b/src/d3d9/d3d9_fixed_function.cpp
index 344dc7e89..c54bdc422 100644
--- a/src/d3d9/d3d9_fixed_function.cpp
+++ b/src/d3d9/d3d9_fixed_function.cpp
@@ -2441,7 +2441,7 @@ 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);
diff --git a/src/d3d9/d3d9_shader.cpp b/src/d3d9/d3d9_shader.cpp
index 6b22a26e0..650a382e6 100644
--- a/src/d3d9/d3d9_shader.cpp
+++ b/src/d3d9/d3d9_shader.cpp
@@ -29,7 +29,7 @@ namespace dxvk {
       DxsoReader reader(
         reinterpret_cast<const char*>(pShaderBytecode));
 
-      reader.store(std::ofstream(str::tows(str::format(dumpPath, "/", name, ".dxso").c_str()).c_str(),
+      reader.store(std::ofstream(str::topath(str::format(dumpPath, "/", name, ".dxso").c_str()).c_str(),
         std::ios_base::binary | std::ios_base::trunc), bytecodeLength);
 
       char comment[2048];
@@ -41,7 +41,7 @@ namespace dxvk {
         &blob);
       
       if (SUCCEEDED(hr)) {
-        std::ofstream disassembledOut(str::tows(str::format(dumpPath, "/", name, ".dxso.dis").c_str()).c_str(), std::ios_base::binary | std::ios_base::trunc);
+        std::ofstream disassembledOut(str::topath(str::format(dumpPath, "/", name, ".dxso.dis").c_str()).c_str(), std::ios_base::binary | std::ios_base::trunc);
         disassembledOut.write(
           reinterpret_cast<const char*>(blob->GetBufferPointer()),
           blob->GetBufferSize());
@@ -75,7 +75,7 @@ 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);