diff --git a/src/core/hle/service/ptm/ptm_sysm.h b/src/core/hle/service/ptm/ptm_sysm.h
index 2b557a885..1a6083c58 100644
--- a/src/core/hle/service/ptm/ptm_sysm.h
+++ b/src/core/hle/service/ptm/ptm_sysm.h
@@ -11,8 +11,8 @@ namespace PTM {
 
 /// Physical version of the 3Ds
 enum class PhysicalVersion : u8 {
-	Old3Ds = 0,
-	New3Ds = 1,
+	Old3DS = 0,
+	New3DS = 1,
 };
 
 class PTM_Sysm_Interface : public Interface {