diff --git a/src/keybind/builtin/flow.json b/src/keybind/builtin/flow.json
index 06c27de..664baba 100644
--- a/src/keybind/builtin/flow.json
+++ b/src/keybind/builtin/flow.json
@@ -36,8 +36,12 @@
             ["ctrl+shift+tab", "previous_tab"],
             ["ctrl+page_down", "next_tab"],
             ["ctrl+page_up", "previous_tab"],
+            ["ctrl+kp_page_down", "next_tab"],
+            ["ctrl+kp_page_up", "previous_tab"],
             ["ctrl+shift+page_down", "move_tab_next"],
             ["ctrl+shift+page_up", "move_tab_previous"],
+            ["ctrl+shift+kp_page_down", "move_tab_next"],
+            ["ctrl+shift+kp_page_up", "move_tab_previous"],
             ["ctrl+shift+e", "switch_buffers"],
             ["alt+shift+v", "clipboard_history"],
             ["ctrl+0", "reset_fontsize"],
diff --git a/src/keybind/builtin/helix.json b/src/keybind/builtin/helix.json
index f5db91c..bf8b348 100644
--- a/src/keybind/builtin/helix.json
+++ b/src/keybind/builtin/helix.json
@@ -35,12 +35,16 @@
             ["alt+;", "flip_selections"],
             ["alt+o", "expand_selection"],
             ["alt+up", "expand_selection"],
+            ["alt+kp_up", "expand_selection"],
             ["alt+i", "shrink_selection"],
             ["alt+down", "shrink_selection"],
+            ["alt+kp_down", "shrink_selection"],
             ["alt+p", "select_prev_sibling"],
             ["alt+left", "select_prev_sibling"],
+            ["alt+kp_left", "select_prev_sibling"],
             ["alt+n", "select_next_sibling"],
             ["alt+right", "select_next_sibling"],
+            ["alt+kp_right", "select_next_sibling"],
 
             ["alt+e", "move_parent_node_end"],
             ["alt+b", "move_parent_node_start"],