--- a/src/text.c
+++ b/src/text.c
@@ -345,6 +345,7 @@ void do_indent(void)
 
     set_modified();
     refresh_needed = TRUE;
+    shift_held = TRUE;
 }
 
 /* If the given text starts with a tab's worth of whitespace, return the
@@ -441,6 +442,7 @@ void do_unindent(void)
 
     set_modified();
     refresh_needed = TRUE;
+    shift_held = TRUE;
 }
 
 /* Perform an undo or redo for an indent or unindent action. */
@@ -552,6 +554,7 @@ void do_comment(void)
 
     set_modified();
     refresh_needed = TRUE;
+    shift_held = TRUE;
 }
 
 /* Test whether the given line can be uncommented, or add or remove a comment,