diff --git a/incl/iss/arch/riscv_hart_mu_p.h b/incl/iss/arch/riscv_hart_mu_p.h
index 2e22d63..2697afb 100644
--- a/incl/iss/arch/riscv_hart_mu_p.h
+++ b/incl/iss/arch/riscv_hart_mu_p.h
@@ -581,7 +581,7 @@ template <typename BASE, features_e FEAT> bool riscv_hart_mu_p<BASE, FEAT>::pmp_
             for (reg_t offset = 0; offset < len; offset += 1 << PMP_SHIFT) {
                 reg_t cur_addr = addr + offset;
                 auto napot_match = ((cur_addr ^ tor) & mask) == 0;
-                auto tor_match = base <= cur_addr && cur_addr < tor;
+                auto tor_match = base <= (cur_addr+len-1) && cur_addr < tor;
                 auto match = is_tor ? tor_match : napot_match;
                 any_match |= match;
                 all_match &= match;