diff --git a/musepack/libmpcdec/requant.h b/musepack/libmpcdec/requant.h

index eb3124d..c95101f 100755

--- a/musepack/libmpcdec/requant.h

+++ b/musepack/libmpcdec/requant.h

@@ -47,9 +47,9 @@ extern "C" {

 /* C O N S T A N T S */

-const mpc_uint8_t      Res_bit [18];     ///< Bits per sample for chosen quantizer

-const MPC_SAMPLE_FORMAT __Cc    [1 + 18]; ///< Requantization coefficients

-const mpc_int16_t       __Dc    [1 + 18]; ///< Requantization offset

+extern const mpc_uint8_t      Res_bit [18];     ///< Bits per sample for chosen quantizer

+extern const MPC_SAMPLE_FORMAT __Cc    [1 + 18]; ///< Requantization coefficients

+extern const mpc_int16_t       __Dc    [1 + 18]; ///< Requantization offset

 #define Cc (__Cc + 1)

 #define Dc (__Dc + 1)