diff --git a/tests/wally-riscv-arch-test/riscv-test-suite/rv64i_m/privilege/references/WALLY-periph-01.reference_output b/tests/wally-riscv-arch-test/riscv-test-suite/rv64i_m/privilege/references/WALLY-periph-01.reference_output
index fd88590e3..6c2080fff 100644
--- a/tests/wally-riscv-arch-test/riscv-test-suite/rv64i_m/privilege/references/WALLY-periph-01.reference_output
+++ b/tests/wally-riscv-arch-test/riscv-test-suite/rv64i_m/privilege/references/WALLY-periph-01.reference_output
@@ -440,7 +440,7 @@ FFFFFFCC # serviced low ip
 00000065
 00000060
 00000001
-00000000
+000000FF
 00000000
 00000000
 00000000
@@ -488,7 +488,7 @@ FFFFFFFE
 0000006e
 00000060
 00000001
-00000000
+000000FF
 00000000
 00000000
 00000000