diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vls/def.h b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vls/def.h
index 0a9e8a10ea3..74685f8d05e 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vls/def.h
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vls/def.h
@@ -1,5 +1,4 @@
 #include <stdint-gcc.h>
-#include <math.h>
 
 typedef int8_t v1qi __attribute__ ((vector_size (1)));
 typedef int8_t v2qi __attribute__ ((vector_size (2)));