diff --git a/basis/compiler/cfg/registers/registers-tests.factor b/basis/compiler/cfg/registers/registers-tests.factor
index 9927f3c73d..dd07dae2fd 100644
--- a/basis/compiler/cfg/registers/registers-tests.factor
+++ b/basis/compiler/cfg/registers/registers-tests.factor
@@ -3,6 +3,6 @@ IN: compiler.cfg.registers.tests
 
 ! Ensure prettyprinting of ds/rs-loc is right
 
-{ "D: 3\nR: -1\n" } [
+{ "d: 3\nr: -1\n" } [
     [ d: 3 . r: -1 . ] with-string-writer
 ] unit-test