diff --git a/tests/shift_in_out.sh b/tests/shift_in_out.sh
index 4bc004d1..edd86c3b 100755
--- a/tests/shift_in_out.sh
+++ b/tests/shift_in_out.sh
@@ -14,15 +14,15 @@ printf '\033[46;31;3m'
 ##
 printf '\017'
 for C in $(seq 32 64); do
-    printf "\u$C"
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
 for C in $(seq 64 96); do
-    printf "\u$C"
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
-for C in $(seq 96 128); do
-    printf "\u$C"
+for C in $(seq 96 127); do
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
 
@@ -32,14 +32,14 @@ printf '\n'
 printf '\n'
 printf '\016'
 for C in $(seq 32 64); do
-    printf "\u$C"
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
 for C in $(seq 64 96); do
-    printf "\u$C"
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
-for C in $(seq 96 128); do
-    printf "\u$C"
+for C in $(seq 96 127); do
+    printf "\x$(printf '%x' $C)"
 done
 printf '\n'
diff --git a/tests/tests.results b/tests/tests.results
index 978e26c1..123fed3f 100644
--- a/tests/tests.results
+++ b/tests/tests.results
@@ -118,4 +118,4 @@ mouse_reporting_mode_x10_ext_urxvt.sh bf1a407f13151bb2d90d7efce49d6ba6
 mouse_reporting_mode_normal_ext_urxvt.sh bf68099047410f102e71d2e451875c69
 mouse_reporting_mode_mouse_move_pressed_ext_urxvt.sh 59f3e59b60b3a43260de6a80135489eb
 mouse_reporting_mode_all_ext_urxvt.sh a11bbc8ebea42d06cc3ad823b52c09b3
-shift_in_out.sh f60edd38d37a38e41b4c0db6dc551b7d
+shift_in_out.sh 3896bcc6887998bbc41b43840a6b2e33