diff --git a/.Xresources b/.Xresources
index 8017b7c..16069e4 100644
--- a/.Xresources
+++ b/.Xresources
@@ -13,6 +13,13 @@ URxvt.keysym.Control-Down:   \033[1;5B
 URxvt.keysym.Control-Left:   \033[1;5D
 URxvt.keysym.Control-Right:  \033[1;5C
 
+URxvt.keysym.C-Up:     font-size:increase
+URxvt.keysym.C-Down:   font-size:decrease
+URxvt.keysym.C-S-Up:   font-size:incglobal
+URxvt.keysym.C-S-Down: font-size:decglobal
+URxvt.keysym.C-equal:  font-size:reset
+URxvt.keysym.C-slash:  font-size:show
+
 ! Aesthetics
 URxvt*fading: 20
 URxvt*fadeColor: #111015