diff --git a/erasure_code/riscv64/ec_riscv64_dispatcher.c b/erasure_code/riscv64/ec_riscv64_dispatcher.c
index fcf8f2d0..4e510493 100644
--- a/erasure_code/riscv64/ec_riscv64_dispatcher.c
+++ b/erasure_code/riscv64/ec_riscv64_dispatcher.c
@@ -57,6 +57,7 @@
 **********************************************************************/
 
 #include "riscv64_multibinary.h"
+#include "gf_vect_mul.h"
 
 extern void
 gf_vect_dot_prod_rvv(int len, int vlen, unsigned char *gftbls, unsigned char **src,