diff --git a/libziparchive/include/ziparchive/zip_archive.h b/libziparchive/include/ziparchive/zip_archive.h
index 7eead7e..46c982d 100644
--- a/libziparchive/include/ziparchive/zip_archive.h
+++ b/libziparchive/include/ziparchive/zip_archive.h
@@ -180,9 +180,6 @@
 int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
                        const std::string_view optional_prefix = "",
                        const std::string_view optional_suffix = "");
-// TODO: remove this.
-int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
-                       const ZipString* optional_prefix, const ZipString* optional_suffix);
 
 /*
  * Advance to the next element in the zipfile in iteration order.
diff --git a/libziparchive/zip_archive.cc b/libziparchive/zip_archive.cc
index ac3e236..269e4ca 100644
--- a/libziparchive/zip_archive.cc
+++ b/libziparchive/zip_archive.cc
@@ -726,22 +726,6 @@
   return 0;
 }
 
-// TODO: remove this.
-int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
-                       const ZipString* optional_prefix, const ZipString* optional_suffix) {
-  std::string prefix;
-  if (optional_prefix) {
-    prefix = std::string(reinterpret_cast<const char*>(optional_prefix->name),
-                         optional_prefix->name_length);
-  }
-  std::string suffix;
-  if (optional_suffix) {
-    suffix = std::string(reinterpret_cast<const char*>(optional_suffix->name),
-                         optional_suffix->name_length);
-  }
-  return StartIteration(archive, cookie_ptr, prefix.c_str(), suffix.c_str());
-}
-
 void EndIteration(void* cookie) {
   delete reinterpret_cast<IterationHandle*>(cookie);
 }