2 files changed, 6 insertions, 0 deletions

diff --git a/st.c b/st.c
index b8b2bbf..7b7bd55 100644
--- a/st.c
+++ b/st.c
@@ -2100,6 +2100,10 @@ tputc(char *c, int len) {
                 sel.bx = -1;
         if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
                 tnewline(1); /* always go to first col */
+        if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col)
+                memmove(&term.line[term.c.y][term.c.x+1],
+                        &term.line[term.c.y][term.c.x],
+                        (term.col - term.c.x - 1) * sizeof(Glyph));
         tsetchar(c, &term.c.attr, term.c.x, term.c.y);
         if(term.c.x+1 < term.col)
                 tmoveto(term.c.x+1, term.c.y);
diff --git a/st.info b/st.info
index 4a05160..bb8145b 100644
--- a/st.info
+++ b/st.info
@@ -153,6 +153,7 @@ st| simpleterm,
         ritm=\E[23m,
         rmacs=\E(B,
         rmcup=\E[?1049l,
+        rmir=\E[4l,
         rmkx=\E[?1l\E>,
         rmso=\E[23m,
         rmul=\E[m,
@@ -168,6 +169,7 @@ st| simpleterm,
         sitm=\E[3m,
         smacs=\E(0,
         smcup=\E[?1049h,
+        smir=\E[4h,
         smkx=\E[?1h\E=,
         smso=\E[3m,
         smul=\E[4m,