diff --git a/src/gen/gen_terminfo.lua b/src/gen/gen_terminfo.lua
index ebb9d2870d..4431389a71 100644
--- a/src/gen/gen_terminfo.lua
+++ b/src/gen/gen_terminfo.lua
@@ -113,6 +113,8 @@ local wanted_termkeys = {
   { 'select', false },
   { 'suspend', true },
   { 'undo', true },
+  { 'left', true },
+  { 'right', true },
 }
 
 local db = '/tmp/nvim_terminfo'
diff --git a/src/nvim/tui/terminfo_builtin.h b/src/nvim/tui/terminfo_builtin.h
index 9e102e9ea3..40c5e9fc1d 100644
--- a/src/nvim/tui/terminfo_builtin.h
+++ b/src/nvim/tui/terminfo_builtin.h
@@ -1,6 +1,6 @@
 // uncrustify:off
 
-// Generated by src/gen/gen_terminfo.lua and ncurses 6.5.20240427
+// Generated by src/gen/gen_terminfo.lua and ncurses 6.6.20251231
 
 #pragma once
 
@@ -79,6 +79,8 @@ static const TerminfoEntry ansi_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", NULL},
+    [kTermKey_right] = {"\033[C", NULL},
   },
   .f_keys = {
     NULL,
@@ -158,6 +160,8 @@ static const TerminfoEntry ghostty_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -300,6 +304,8 @@ static const TerminfoEntry interix_8colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", "\033F\136"},
+    [kTermKey_right] = {"\033[C", "\033F$"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -439,6 +445,8 @@ static const TerminfoEntry iterm_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -542,6 +550,8 @@ static const TerminfoEntry linux_16colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {"^Z", NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", NULL},
+    [kTermKey_right] = {"\033[C", NULL},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -641,6 +651,8 @@ static const TerminfoEntry putty_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {"^Z", NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", NULL},
+    [kTermKey_right] = {"\033OC", NULL},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -740,6 +752,8 @@ static const TerminfoEntry rxvt_256colour_terminfo = {
     [kTermKey_select] = {"\033[4~", NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", "\033[d"},
+    [kTermKey_right] = {"\033[C", "\033[c"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -863,6 +877,8 @@ static const TerminfoEntry screen_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", NULL},
+    [kTermKey_right] = {"\033OC", NULL},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -954,6 +970,8 @@ static const TerminfoEntry st_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1096,6 +1114,8 @@ static const TerminfoEntry tmux_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1238,6 +1258,8 @@ static const TerminfoEntry vte_256colour_terminfo = {
     [kTermKey_select] = {"\033[4~", NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1380,6 +1402,8 @@ static const TerminfoEntry xterm_256colour_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033OD", "\033[1;2D"},
+    [kTermKey_right] = {"\033OC", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1522,6 +1546,8 @@ static const TerminfoEntry cygwin_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {"^Z", NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", NULL},
+    [kTermKey_right] = {"\033[C", NULL},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1621,6 +1647,8 @@ static const TerminfoEntry win32con_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {"^Z", NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", "\033[1;2D"},
+    [kTermKey_right] = {"\033[C", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1744,6 +1772,8 @@ static const TerminfoEntry conemu_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", "\033[1;2D"},
+    [kTermKey_right] = {"\033[C", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1868,6 +1898,8 @@ static const TerminfoEntry vtpcon_terminfo = {
     [kTermKey_select] = {NULL, NULL},
     [kTermKey_suspend] = {NULL, NULL},
     [kTermKey_undo] = {NULL, NULL},
+    [kTermKey_left] = {"\033[D", "\033[1;2D"},
+    [kTermKey_right] = {"\033[C", "\033[1;2C"},
   },
   .f_keys = {
     // note: offset by one, f_keys[0] is F1 and so on
@@ -1989,6 +2021,8 @@ static const TerminfoEntry vtpcon_terminfo = {
   X(select) \
   Y(suspend) \
   Y(undo) \
+  Y(left) \
+  Y(right) \
 // end of list
 
 #define XLIST_TERMINFO_FKEYS \
diff --git a/src/nvim/tui/terminfo_enum_defs.h b/src/nvim/tui/terminfo_enum_defs.h
index 7d3500707d..e4e56dd7c0 100644
--- a/src/nvim/tui/terminfo_enum_defs.h
+++ b/src/nvim/tui/terminfo_enum_defs.h
@@ -77,5 +77,7 @@ typedef enum {
   kTermKey_select,
   kTermKey_suspend,
   kTermKey_undo,
+  kTermKey_left,
+  kTermKey_right,
   kTermKeyCount,
 } TerminfoKey;
diff --git a/src/nvim/tui/termkey/driver-ti.c b/src/nvim/tui/termkey/driver-ti.c
index 5bab3da169..b33087e799 100644
--- a/src/nvim/tui/termkey/driver-ti.c
+++ b/src/nvim/tui/termkey/driver-ti.c
@@ -52,7 +52,7 @@ static struct {
   // { KDEF(help),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_HELP,      0 },
   { KDEF(home),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_HOME,      0 },
   { KDEF(ic),        TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_INSERT,    0 },
-  // { KDEF(left),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_LEFT,      0 }, // redundant: driver-csi
+  { KDEF(left),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_LEFT,      0 },
   // { KDEF(mark),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_MARK,      0 },
   // { KDEF(message),   TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_MESSAGE,   0 },
   // { KDEF(move),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_MOVE,      0 },
@@ -69,12 +69,12 @@ static struct {
   // { KDEF(replace),   TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_REPLACE,   0 },
   // { KDEF(restart),   TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_RESTART,   0 },
   // { KDEF(resume),    TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_RESUME,    0 },
-  // { KDEF(right),     TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_RIGHT,     0 }, // redundant, driver-csi
+  { KDEF(right),     TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_RIGHT,     0 },
   // { KDEF(save),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_SAVE,      0 },
   { KDEF(select),    TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_SELECT,    0 },
   { KDEF(suspend),   TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_SUSPEND,   0 },
   { KDEF(undo),      TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_UNDO,      0 },
-  // { KDEF(up),        TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_UP,        0 }, // redundant, driver-ci
+  // { KDEF(up),        TERMKEY_TYPE_KEYSYM, TERMKEY_SYM_UP,        0 }, // redundant, driver-csi
   { 0, NULL,         0,                   0,                     0 },
 };