diff --git a/apps/esmtool/esmtool.cpp b/apps/esmtool/esmtool.cpp
index 2e64168046..9d90a542be 100644
--- a/apps/esmtool/esmtool.cpp
+++ b/apps/esmtool/esmtool.cpp
@@ -284,7 +284,7 @@ void loadCell(const Arguments& info, ESM::Cell &cell, ESM::ESMReader &esm, ESMDa
     }
 }
 
-void printRawTes3(const std::string& path)
+void printRawTes3(std::string_view path)
 {
     std::cout << "TES3 RAW file listing: " << path << '\n';
     ESM::ESMReader esm;
diff --git a/components/esm3/esmreader.cpp b/components/esm3/esmreader.cpp
index 08cd100ab1..68228a8156 100644
--- a/components/esm3/esmreader.cpp
+++ b/components/esm3/esmreader.cpp
@@ -84,7 +84,7 @@ void ESMReader::resolveParentFileIndices(const std::vector<ESMReader>& allPlugin
     }
 }
 
-void ESMReader::openRaw(std::unique_ptr<std::istream>&& stream, const std::string& name)
+void ESMReader::openRaw(std::unique_ptr<std::istream>&& stream, std::string_view name)
 {
     close();
     mEsm = std::move(stream);
@@ -94,9 +94,9 @@ void ESMReader::openRaw(std::unique_ptr<std::istream>&& stream, const std::strin
     mEsm->seekg(0, mEsm->beg);
 }
 
-void ESMReader::openRaw(const std::string& filename)
+void ESMReader::openRaw(std::string_view filename)
 {
-    openRaw(Files::openBinaryInputFileStream(filename), filename);
+    openRaw(Files::openBinaryInputFileStream(std::string(filename)), filename);
 }
 
 void ESMReader::open(std::unique_ptr<std::istream>&& stream, const std::string &name)
diff --git a/components/esm3/esmreader.hpp b/components/esm3/esmreader.hpp
index 2c987ef025..658a409ed6 100644
--- a/components/esm3/esmreader.hpp
+++ b/components/esm3/esmreader.hpp
@@ -61,7 +61,7 @@ public:
 
   /// Raw opening. Opens the file and sets everything up but doesn't
   /// parse the header.
-  void openRaw(std::unique_ptr<std::istream>&& stream, const std::string &name);
+  void openRaw(std::unique_ptr<std::istream>&& stream, std::string_view name);
 
   /// Load ES file from a new stream, parses the header. Closes the
   /// currently open file first, if any.
@@ -69,7 +69,7 @@ public:
 
   void open(const std::string &file);
 
-  void openRaw(const std::string &filename);
+  void openRaw(std::string_view filename);
 
   /// Get the current position in the file. Make sure that the file has been opened!
   size_t getFileOffset() const { return mEsm->tellg(); };