diff --git a/src/core/hle/api_version.h b/src/core/hle/api_version.h
index 43d5670a93..626e307530 100644
--- a/src/core/hle/api_version.h
+++ b/src/core/hle/api_version.h
@@ -28,13 +28,20 @@ constexpr char DISPLAY_TITLE[] = "NintendoSDK Firmware for NX 12.1.0-1.0";
 
 // Atmosphere version constants.
 
-constexpr u8 ATMOSPHERE_RELEASE_VERSION_MAJOR = 0;
-constexpr u8 ATMOSPHERE_RELEASE_VERSION_MINOR = 19;
-constexpr u8 ATMOSPHERE_RELEASE_VERSION_MICRO = 5;
+constexpr u8 ATMOSPHERE_RELEASE_VERSION_MAJOR = 1;
+constexpr u8 ATMOSPHERE_RELEASE_VERSION_MINOR = 0;
+constexpr u8 ATMOSPHERE_RELEASE_VERSION_MICRO = 0;
+
+constexpr u32 AtmosphereTargetFirmwareWithRevision(u8 major, u8 minor, u8 micro, u8 rev) {
+    return u32{major} << 24 | u32{minor} << 16 | u32{micro} << 8 | u32{rev};
+}
+
+constexpr u32 AtmosphereTargetFirmware(u8 major, u8 minor, u8 micro) {
+    return AtmosphereTargetFirmwareWithRevision(major, minor, micro, 0);
+}
 
 constexpr u32 GetTargetFirmware() {
-    return u32{HOS_VERSION_MAJOR} << 24 | u32{HOS_VERSION_MINOR} << 16 |
-           u32{HOS_VERSION_MICRO} << 8 | 0U;
+    return AtmosphereTargetFirmware(HOS_VERSION_MAJOR, HOS_VERSION_MINOR, HOS_VERSION_MICRO);
 }
 
 } // namespace HLE::ApiVersion