diff --git a/src/core/host_interface.cpp b/src/core/host_interface.cpp
index bf639cd6d..2740752bf 100644
--- a/src/core/host_interface.cpp
+++ b/src/core/host_interface.cpp
@@ -543,7 +543,7 @@ std::string HostInterface::GetGameListDatabaseFileName() const
   return GetUserDirectoryRelativePath("cache/redump.dat");
 }
 
-std::string HostInterface::GetGameSaveStateFileName(const char* game_code, s32 slot)
+std::string HostInterface::GetGameSaveStateFileName(const char* game_code, s32 slot) const
 {
   if (slot < 0)
     return GetUserDirectoryRelativePath("savestates/%s_resume.sav", game_code);
@@ -551,7 +551,7 @@ std::string HostInterface::GetGameSaveStateFileName(const char* game_code, s32 s
     return GetUserDirectoryRelativePath("savestates/%s_%d.sav", game_code, slot);
 }
 
-std::string HostInterface::GetGlobalSaveStateFileName(s32 slot)
+std::string HostInterface::GetGlobalSaveStateFileName(s32 slot) const
 {
   if (slot < 0)
     return GetUserDirectoryRelativePath("savestates/resume.sav");
@@ -559,17 +559,17 @@ std::string HostInterface::GetGlobalSaveStateFileName(s32 slot)
     return GetUserDirectoryRelativePath("savestates/savestate_%d.sav", slot);
 }
 
-std::string HostInterface::GetSharedMemoryCardPath(u32 slot)
+std::string HostInterface::GetSharedMemoryCardPath(u32 slot) const
 {
   return GetUserDirectoryRelativePath("memcards/shared_card_%d.mcd", slot + 1);
 }
 
-std::string HostInterface::GetGameMemoryCardPath(const char* game_code, u32 slot)
+std::string HostInterface::GetGameMemoryCardPath(const char* game_code, u32 slot) const
 {
   return GetUserDirectoryRelativePath("memcards/game_card_%s_%d.mcd", game_code, slot + 1);
 }
 
-std::vector<HostInterface::SaveStateInfo> HostInterface::GetAvailableSaveStates(const char* game_code)
+std::vector<HostInterface::SaveStateInfo> HostInterface::GetAvailableSaveStates(const char* game_code) const
 {
   std::vector<SaveStateInfo> si;
   std::string path;
diff --git a/src/core/host_interface.h b/src/core/host_interface.h
index 31ba27a76..c3d551111 100644
--- a/src/core/host_interface.h
+++ b/src/core/host_interface.h
@@ -108,19 +108,19 @@ protected:
   std::string GetGameListDatabaseFileName() const;
 
   /// Returns the path to a save state file. Specifying an index of -1 is the "resume" save state.
-  std::string GetGameSaveStateFileName(const char* game_code, s32 slot);
+  std::string GetGameSaveStateFileName(const char* game_code, s32 slot) const;
 
   /// Returns the path to a save state file. Specifying an index of -1 is the "resume" save state.
-  std::string GetGlobalSaveStateFileName(s32 slot);
+  std::string GetGlobalSaveStateFileName(s32 slot) const;
 
   /// Returns the default path to a memory card.
-  std::string GetSharedMemoryCardPath(u32 slot);
+  std::string GetSharedMemoryCardPath(u32 slot) const;
 
   /// Returns the default path to a memory card for a specific game.
-  std::string GetGameMemoryCardPath(const char* game_code, u32 slot);
+  std::string GetGameMemoryCardPath(const char* game_code, u32 slot) const;
 
   /// Returns a list of save states for the specified game code.
-  std::vector<SaveStateInfo> GetAvailableSaveStates(const char* game_code);
+  std::vector<SaveStateInfo> GetAvailableSaveStates(const char* game_code) const;
 
   /// Loads the current emulation state from file. Specifying a slot of -1 loads the "resume" game state.
   bool LoadState(bool global, u32 slot);