diff --git a/src/core/bus.cpp b/src/core/bus.cpp
index 9686ba82d..c36d8f39d 100644
--- a/src/core/bus.cpp
+++ b/src/core/bus.cpp
@@ -1638,8 +1638,7 @@ template<MemoryAccessSize size>
 u32 Bus::SIO2ReadHandler(PhysicalMemoryAddress address)
 {
   // Stub for using PS2 BIOS.
-  if (const BIOS::ImageInfo* ii = System::GetBIOSImageInfo();
-      !ii || ii->fastboot_patch != BIOS::ImageInfo::FastBootPatch::Type2) [[unlikely]]
+  if (!System::IsUsingPS2BIOS()) [[unlikely]]
   {
     // Throw exception when not using PS2 BIOS.
     return UnmappedReadHandler<size>(address);
@@ -1653,8 +1652,7 @@ template<MemoryAccessSize size>
 void Bus::SIO2WriteHandler(PhysicalMemoryAddress address, u32 value)
 {
   // Stub for using PS2 BIOS.
-  if (const BIOS::ImageInfo* ii = System::GetBIOSImageInfo();
-      !ii || ii->fastboot_patch != BIOS::ImageInfo::FastBootPatch::Type2) [[unlikely]]
+  if (!System::IsUsingPS2BIOS()) [[unlikely]]
   {
     // Throw exception when not using PS2 BIOS.
     UnmappedWriteHandler<size>(address, value);
diff --git a/src/core/system.cpp b/src/core/system.cpp
index 30eb72334..bcc8e453b 100644
--- a/src/core/system.cpp
+++ b/src/core/system.cpp
@@ -775,9 +775,9 @@ System::BootMode System::GetBootMode()
   return s_state.boot_mode;
 }
 
-const BIOS::ImageInfo* System::GetBIOSImageInfo()
+bool System::IsUsingPS2BIOS()
 {
-  return s_state.bios_image_info;
+  return (s_state.bios_image_info && s_state.bios_image_info->fastboot_patch == BIOS::ImageInfo::FastBootPatch::Type2);
 }
 
 bool System::IsExePath(std::string_view path)
diff --git a/src/core/system.h b/src/core/system.h
index e41a78f82..33d7b02a5 100644
--- a/src/core/system.h
+++ b/src/core/system.h
@@ -31,10 +31,6 @@ class GPUTexture;
 class INISettingsInterface;
 class MediaCapture;
 
-namespace BIOS {
-struct ImageInfo;
-} // namespace BIOS
-
 namespace GameDatabase {
 struct Entry;
 }
@@ -225,13 +221,12 @@ const std::string& GetExeOverride();
 const GameDatabase::Entry* GetGameDatabaseEntry();
 GameHash GetGameHash();
 bool IsRunningUnknownGame();
+bool IsUsingPS2BIOS();
 BootMode GetBootMode();
 
 /// Returns the time elapsed in the current play session.
 u64 GetSessionPlayedTime();
 
-const BIOS::ImageInfo* GetBIOSImageInfo();
-
 void FormatLatencyStats(SmallStringBase& str);
 
 /// Loads global settings (i.e. EmuConfig).