diff --git a/programs/cmd/tests/test_builtins.cmd b/programs/cmd/tests/test_builtins.cmd
index 1b3bbcb8ff2..c9d1d532a4e 100644
--- a/programs/cmd/tests/test_builtins.cmd
+++ b/programs/cmd/tests/test_builtins.cmd
@@ -11,6 +11,10 @@ echo.
 echo .
 echo.word
 echo .word
+echo:
+echo :
+echo:word
+echo :word
 echo word@space@
 echo word@space@@space@
 
@@ -25,6 +29,10 @@ echo.
 echo .
 echo.word
 echo .word
+echo:
+echo :
+echo:word
+echo :word
 echo word@space@
 echo word@space@@space@
 
diff --git a/programs/cmd/tests/test_builtins.cmd.exp b/programs/cmd/tests/test_builtins.cmd.exp
index d06c4cffd54..7db3b86a23f 100644
--- a/programs/cmd/tests/test_builtins.cmd.exp
+++ b/programs/cmd/tests/test_builtins.cmd.exp
@@ -30,6 +30,18 @@ word
 @pwd@>echo .word@space@
 .word
 
+@todo_wine@@pwd@>echo:
+@todo_wine@
+
+@pwd@>echo :@space@
+:
+
+@todo_wine@@pwd@>echo:word
+@todo_wine@word
+
+@pwd@>echo :word@space@
+:word
+
 @pwd@>echo word@space@@space@
 word@space@
 
@@ -45,6 +57,10 @@ at-echoed-word
 .
 word
 .word
+@todo_wine@
+:
+@todo_wine@word
+:word
 word@space@
 word@space@@space@
 ------------ Testing redirection operators --------------