diff --git a/qemu/target/arm/helper.c b/qemu/target/arm/helper.c
index 0de3f701..559ea7f9 100644
--- a/qemu/target/arm/helper.c
+++ b/qemu/target/arm/helper.c
@@ -8874,9 +8874,9 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
             }
             if (rsize < TARGET_PAGE_BITS) {
                 qemu_log_mask(LOG_UNIMP,
-                              "DRSR[%d]: No support for MPU (sub)region "
-                              "alignment of %" PRIu32 " bits. Minimum is %d\n",
-                              n, rsize, TARGET_PAGE_BITS);
+                              "DRSR[%d]: No support for MPU (sub)region size of"
+                              " %" PRIu32 " bytes. Minimum is %d.\n",
+                              n, (1 << rsize), TARGET_PAGE_SIZE);
                 continue;
             }
             if (srdis) {