st.c | 1 -

diff --git a/st.c b/st.c
index ef8abd5d04928739f2bb4004e26b6c82da8098b6..b5b805a7a306f6ba5bc6b363459aea1fa41f7170 100644
--- a/st.c
+++ b/st.c
@@ -1897,7 +1897,6 @@ 	case 'k': /* old title set compatibility */
 		xsettitle(strescseq.args[0]);
 		return;
 	case 'P': /* DCS -- Device Control String */
-		term.mode |= ESC_DCS;
 	case '_': /* APC -- Application Program Command */
 	case '^': /* PM -- Privacy Message */
 		return;