diff --git a/st.c b/st.c
index 4b7e4eb..b7dfd55 100644
--- a/st.c
+++ b/st.c
@@ -1203,6 +1203,18 @@ csihandle(void) {
 		DEFAULT(escseq.arg[0], 1);
 		tmoveto(0, term.c.y-escseq.arg[0]);
 		break;
+	case 'g': /* TBC -- Tabulation clear */
+		switch (escseq.arg[0]) {
+		case 0: /* clear current tab stop */
+			term.tabs[term.c.x] = 0;
+			break;
+		case 3: /* clear all the tabs */
+			memset(term.tabs, 0, term.col * sizeof(*term.tabs));
+			break;
+		default:
+			goto unknown;
+		}
+		break;
 	case 'G': /* CHA -- Move to <col> */
 	case '`': /* XXX: HPA -- same? */
 		DEFAULT(escseq.arg[0], 1);
diff --git a/st.info b/st.info
index ea67039..d8e3d0d 100644
--- a/st.info
+++ b/st.info
@@ -97,7 +97,7 @@ st| simpleterm,
 	smcup=\E[?1049h,
 	smso=\E[7m,
 	smul=\E[4m,
-	tbc=\E[2g,
+	tbc=\E[3g,
 	tsl=\E]0;,
 	ul,
 	xenl,