diff --git a/gnu/build/marionette.scm b/gnu/build/marionette.scm
index 5f8a74717a..6f373f87b6 100644
--- a/gnu/build/marionette.scm
+++ b/gnu/build/marionette.scm
@@ -382,8 +382,10 @@ (define %qwerty-us-keystrokes
     (#\> . "shift-dot")
     (#\. . "dot")
     (#\, . "comma")
+    (#\: . "shift-semicolon")
     (#\; . "semicolon")
     (#\' . "apostrophe")
+    (#\! . "shift-1")
     (#\" . "shift-apostrophe")
     (#\` . "grave_accent")
     (#\bs . "backspace")