diff --git a/libFDK/include/FDK_archdef.h b/libFDK/include/FDK_archdef.h
index 95601bb..3d0cddf 100644
--- a/libFDK/include/FDK_archdef.h
+++ b/libFDK/include/FDK_archdef.h
@@ -219,6 +219,13 @@
 #define POW2COEFF_16BIT
 #define LDCOEFF_16BIT
 
+#elif defined(__riscv)
+#define ARCH_PREFER_MULT_32x16
+#define SINETABLE_16BIT
+#define POW2COEFF_16BIT
+#define LDCOEFF_16BIT
+#define WINDOWTABLE_16BIT
+
 #else
 #warning >>>> Please set architecture characterization defines for your platform (FDK_HIGH_PERFORMANCE)! <<<<