diff --git a/libretro-common/formats/libchdr/libchdr_chd.c b/libretro-common/formats/libchdr/libchdr_chd.c
index 570bdd37f9..33aad55455 100644
--- a/libretro-common/formats/libchdr/libchdr_chd.c
+++ b/libretro-common/formats/libchdr/libchdr_chd.c
@@ -419,12 +419,12 @@ static INLINE UINT32 get_bigendian_uint32(const UINT8 *base)
     the data stream in bigendian order
 -------------------------------------------------*/
 
-static INLINE void put_bigendian_uint24(UINT8 *base, UINT32 value)
+static INLINE void put_bigendian_uint32(UINT8 *base, UINT32 value)
 {
-	value &= 0xffffff;
-	base[0] = value >> 16;
-	base[1] = value >> 8;
-	base[2] = value;
+   base[0] = value >> 24;
+	base[1] = value >> 16;
+	base[2] = value >> 8;
+	base[3] = value;
 }
 
 /*-------------------------------------------------
@@ -432,7 +432,7 @@ static INLINE void put_bigendian_uint24(UINT8 *base, UINT32 value)
     the data stream in bigendian order
 -------------------------------------------------*/
 
-static INLINE void put_bigendian_uint32(UINT8 *base, UINT32 value)
+static INLINE void put_bigendian_uint24(UINT8 *base, UINT32 value)
 {
 	value &= 0xffffff;
 	base[0] = value >> 16;