diff --git a/Source/Core/Common/CDUtils.cpp b/Source/Core/Common/CDUtils.cpp
index c829189cf9..d3f0221fef 100644
--- a/Source/Core/Common/CDUtils.cpp
+++ b/Source/Core/Common/CDUtils.cpp
@@ -34,6 +34,8 @@
 #include <linux/cdrom.h>
 #endif
 
+namespace Common
+{
 #ifdef _WIN32
 // takes a root drive path, returns true if it is a cdrom drive
 bool is_cdrom(const TCHAR* drive)
@@ -219,3 +221,4 @@ bool cdio_is_cdrom(std::string device)
   }
   return false;
 }
+}  // namespace Common
diff --git a/Source/Core/Common/CDUtils.h b/Source/Core/Common/CDUtils.h
index 8c768dac37..f74f10640a 100644
--- a/Source/Core/Common/CDUtils.h
+++ b/Source/Core/Common/CDUtils.h
@@ -7,8 +7,11 @@
 #include <string>
 #include <vector>
 
+namespace Common
+{
 // Returns a pointer to an array of strings with the device names
 std::vector<std::string> cdio_get_devices();
 
 // Returns true if device is cdrom/dvd
 bool cdio_is_cdrom(std::string device);
+}  // namespace Common
diff --git a/Source/Core/Core/Boot/Boot.cpp b/Source/Core/Core/Boot/Boot.cpp
index 28e52119f9..6c868cbf88 100644
--- a/Source/Core/Core/Boot/Boot.cpp
+++ b/Source/Core/Core/Boot/Boot.cpp
@@ -62,7 +62,7 @@ std::unique_ptr<BootParameters>
 BootParameters::GenerateFromFile(const std::string& path,
                                  const std::optional<std::string>& savestate_path)
 {
-  const bool is_drive = cdio_is_cdrom(path);
+  const bool is_drive = Common::cdio_is_cdrom(path);
   // Check if the file exist, we may have gotten it from a --elf command line
   // that gave an incorrect file name
   if (!is_drive && !File::Exists(path))
diff --git a/Source/Core/DiscIO/Blob.cpp b/Source/Core/DiscIO/Blob.cpp
index 5e603610b2..477daafd40 100644
--- a/Source/Core/DiscIO/Blob.cpp
+++ b/Source/Core/DiscIO/Blob.cpp
@@ -176,7 +176,7 @@ u32 SectorReader::ReadChunk(u8* buffer, u64 chunk_num)
 
 std::unique_ptr<BlobReader> CreateBlobReader(const std::string& filename)
 {
-  if (cdio_is_cdrom(filename))
+  if (Common::cdio_is_cdrom(filename))
     return DriveReader::Create(filename);
 
   File::IOFile file(filename, "rb");
diff --git a/Source/Core/DolphinQt2/MenuBar.cpp b/Source/Core/DolphinQt2/MenuBar.cpp
index 178beb12d6..96cc4d8f6f 100644
--- a/Source/Core/DolphinQt2/MenuBar.cpp
+++ b/Source/Core/DolphinQt2/MenuBar.cpp
@@ -166,7 +166,7 @@ void MenuBar::AddDVDBackupMenu(QMenu* file_menu)
 {
   m_backup_menu = file_menu->addMenu(tr("&Boot from DVD Backup"));
 
-  const std::vector<std::string> drives = cdio_get_devices();
+  const std::vector<std::string> drives = Common::cdio_get_devices();
   // Windows Limitation of 24 character drives
   for (size_t i = 0; i < drives.size() && i < 24; i++)
   {
diff --git a/Source/Core/DolphinWX/GameListCtrl.cpp b/Source/Core/DolphinWX/GameListCtrl.cpp
index fcf0aa3d0f..89d6fc2302 100644
--- a/Source/Core/DolphinWX/GameListCtrl.cpp
+++ b/Source/Core/DolphinWX/GameListCtrl.cpp
@@ -397,7 +397,7 @@ void GameListCtrl::RefreshList()
   if (SConfig::GetInstance().m_ListDrives)
   {
     std::unique_lock<std::mutex> lk(m_title_database_mutex);
-    for (const auto& drive : cdio_get_devices())
+    for (const auto& drive : Common::cdio_get_devices())
     {
       auto file = std::make_shared<UICommon::GameFile>(drive);
       if (file->IsValid())
diff --git a/Source/Core/DolphinWX/MainMenuBar.cpp b/Source/Core/DolphinWX/MainMenuBar.cpp
index 01d3ac2ad7..d58a2d7cf6 100644
--- a/Source/Core/DolphinWX/MainMenuBar.cpp
+++ b/Source/Core/DolphinWX/MainMenuBar.cpp
@@ -72,7 +72,7 @@ wxMenu* MainMenuBar::CreateFileMenu() const
 {
   auto* const external_drive_menu = new wxMenu;
 
-  const std::vector<std::string> drives = cdio_get_devices();
+  const std::vector<std::string> drives = Common::cdio_get_devices();
   // Windows Limitation of 24 character drives
   for (size_t i = 0; i < drives.size() && i < 24; i++)
   {