diff --git a/README.md b/README.md
index 30b956ec..cbf2ffb6 100644
--- a/README.md
+++ b/README.md
@@ -106,13 +106,13 @@ is **not** possible to define new key bindings.
 <kbd>ctrl</kbd>+<kbd>shift</kbd>+<kbd>r</kbd>
 : Start a scrollback search
 
-<kbd>ctrl</kbd>+<kbd>+</kbd>
+<kbd>ctrl</kbd>+<kbd>+</kbd>, <kbd>ctrl</kbd>+<kbd>=</kbd>
 : Increase font size by 1pt
 
 <kbd>ctrl</kbd>+<kbd>-</kbd>
 : Decrease font size by 1pt
 
-<kbd>ctrl</kbd>+<kbd>0</kbd>, <kbd>ctrl</kbd>+<kbd>=</kbd>
+<kbd>ctrl</kbd>+<kbd>0</kbd>
 : Reset font size
 
 
diff --git a/doc/foot.1.scd b/doc/foot.1.scd
index 313579fe..639ddf19 100644
--- a/doc/foot.1.scd
+++ b/doc/foot.1.scd
@@ -112,13 +112,13 @@ be changed.
 *ctrl*+*shift*+*r*
 	Start a scrollback search
 
-*ctrl*+*+*
+*ctrl*+*+*, *ctrl*+*=*
 	Increase font size by 1pt
 
 *ctrl*+*-*
 	Decrease font size by 1pt
 
-*ctrl*+*0*, *ctrl*+*=*
+*ctrl*+*0*
 	Reset font size
 
 ## SCROLLBACK SEARCH
diff --git a/input.c b/input.c
index 21fc6f37..77355918 100644
--- a/input.c
+++ b/input.c
@@ -386,7 +386,7 @@ keyboard_key(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial,
     }
 
     else if (effective_mods == ctrl) {
-        if (sym == XKB_KEY_plus || sym == XKB_KEY_KP_Add) {
+        if (sym == XKB_KEY_equal || sym == XKB_KEY_plus || sym == XKB_KEY_KP_Add) {
             term_font_size_increase(term);
             goto maybe_repeat;
         }
@@ -396,7 +396,7 @@ keyboard_key(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial,
             goto maybe_repeat;
         }
 
-        else if (sym == XKB_KEY_0 || sym == XKB_KEY_equal || sym == XKB_KEY_KP_Equal || sym == XKB_KEY_KP_0) {
+        else if (sym == XKB_KEY_0 || sym == XKB_KEY_KP_Equal || sym == XKB_KEY_KP_0) {
             term_font_size_reset(term);
             goto maybe_repeat;
         }