1 files changed, 2 insertions, 0 deletions
diff --git a/Alc/bs2b.c b/Alc/bs2b.c
index 069ed614..f8e8f8ff 100644
--- a/Alc/bs2b.c
+++ b/Alc/bs2b.c
@@ -21,6 +21,8 @@
  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#include "config.h"
+
 #include <math.h>
 
 #include "bs2b.h"