diff --git a/basis/io/encodings/iso2022/iso2022-tests.factor b/basis/io/encodings/iso2022/iso2022-tests.factor
index 6197f7ea69..c83c66f919 100644
--- a/basis/io/encodings/iso2022/iso2022-tests.factor
+++ b/basis/io/encodings/iso2022/iso2022-tests.factor
@@ -7,30 +7,30 @@ IN: io.encodings.iso2022
 { "hello" } [ "hello" >byte-array iso2022 decode ] unit-test
 { "hello" } [ "hello" iso2022 encode >string ] unit-test
 
-{ "hi" } [ B{ CHAR: h ESC CHAR: ( CHAR: B CHAR: i } iso2022 decode ] unit-test
-{ "hi" } [ B{ CHAR: h CHAR: i ESC CHAR: ( CHAR: B } iso2022 decode ] unit-test
-{ "hi\u00fffd" } [ B{ CHAR: h CHAR: i ESC CHAR: ( } iso2022 decode ] unit-test
-{ "hi\u00fffd" } [ B{ CHAR: h CHAR: i ESC } iso2022 decode ] unit-test
+{ "hi" } [ B{ CHAR: h $ ESC CHAR: ( CHAR: B CHAR: i } iso2022 decode ] unit-test
+{ "hi" } [ B{ CHAR: h CHAR: i $ ESC CHAR: ( CHAR: B } iso2022 decode ] unit-test
+{ "hi\u00fffd" } [ B{ CHAR: h CHAR: i $ ESC CHAR: ( } iso2022 decode ] unit-test
+{ "hi\u00fffd" } [ B{ CHAR: h CHAR: i $ ESC } iso2022 decode ] unit-test
 
-{ B{ CHAR: h ESC CHAR: ( CHAR: J 0xD8 } } [ "h\u00ff98" iso2022 encode ] unit-test
-{ "h\u00ff98" } [ B{ CHAR: h ESC CHAR: ( CHAR: J 0xD8 } iso2022 decode ] unit-test
-{ "hi" } [ B{ CHAR: h ESC CHAR: ( CHAR: J CHAR: i } iso2022 decode ] unit-test
-{ "h" } [ B{ CHAR: h ESC CHAR: ( CHAR: J } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: ( CHAR: J 0x80 } iso2022 decode ] unit-test
+{ B{ CHAR: h $ ESC CHAR: ( CHAR: J 0xD8 } } [ "h\u00ff98" iso2022 encode ] unit-test
+{ "h\u00ff98" } [ B{ CHAR: h $ ESC CHAR: ( CHAR: J 0xD8 } iso2022 decode ] unit-test
+{ "hi" } [ B{ CHAR: h $ ESC CHAR: ( CHAR: J CHAR: i } iso2022 decode ] unit-test
+{ "h" } [ B{ CHAR: h $ ESC CHAR: ( CHAR: J } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: ( CHAR: J 0x80 } iso2022 decode ] unit-test
 
-{ B{ CHAR: h ESC CHAR: $ CHAR: B 0x3E 0x47 } } [ "h\u007126" iso2022 encode ] unit-test
-{ "h\u007126" } [ B{ CHAR: h ESC CHAR: $ CHAR: B 0x3E 0x47 } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ CHAR: B 0x3E } iso2022 decode ] unit-test
-{ "h" } [ B{ CHAR: h ESC CHAR: $ CHAR: B } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ CHAR: B 0x80 0x80 } iso2022 decode ] unit-test
+{ B{ CHAR: h $ ESC CHAR: $ CHAR: B 0x3E 0x47 } } [ "h\u007126" iso2022 encode ] unit-test
+{ "h\u007126" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: B 0x3E 0x47 } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: B 0x3E } iso2022 decode ] unit-test
+{ "h" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: B } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: B 0x80 0x80 } iso2022 decode ] unit-test
 
-{ B{ CHAR: h ESC CHAR: $ CHAR: ( CHAR: D 0x38 0x54 } } [ "h\u0058ce" iso2022 encode ] unit-test
-{ "h\u0058ce" } [ B{ CHAR: h ESC CHAR: $ CHAR: ( CHAR: D 0x38 0x54 } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ CHAR: ( CHAR: D 0x38 } iso2022 decode ] unit-test
-{ "h" } [ B{ CHAR: h ESC CHAR: $ CHAR: ( CHAR: D } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ CHAR: ( } iso2022 decode ] unit-test
-{ "h\u00fffd" } [ B{ CHAR: h ESC CHAR: $ CHAR: ( CHAR: D 0x70 0x70 } iso2022 decode ] unit-test
+{ B{ CHAR: h $ ESC CHAR: $ CHAR: ( CHAR: D 0x38 0x54 } } [ "h\u0058ce" iso2022 encode ] unit-test
+{ "h\u0058ce" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: ( CHAR: D 0x38 0x54 } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: ( CHAR: D 0x38 } iso2022 decode ] unit-test
+{ "h" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: ( CHAR: D } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: ( } iso2022 decode ] unit-test
+{ "h\u00fffd" } [ B{ CHAR: h $ ESC CHAR: $ CHAR: ( CHAR: D 0x70 0x70 } iso2022 decode ] unit-test
 
 [ "\u{syriac-music}" iso2022 encode ] must-fail