diff --git a/esphome/components/sn74hc595/__init__.py b/esphome/components/sn74hc595/__init__.py
index 0d1ff6ecba..630abc8bca 100644
--- a/esphome/components/sn74hc595/__init__.py
+++ b/esphome/components/sn74hc595/__init__.py
@@ -60,7 +60,7 @@ SN74HC595_PIN_SCHEMA = cv.All(
     {
         cv.GenerateID(): cv.declare_id(SN74HC595GPIOPin),
         cv.Required(CONF_SN74HC595): cv.use_id(SN74HC595Component),
-        cv.Required(CONF_NUMBER): cv.int_range(min=0, max=7),
+        cv.Required(CONF_NUMBER): cv.int_range(min=0, max=31),
         cv.Optional(CONF_MODE, default={}): cv.All(
             {
                 cv.Optional(CONF_OUTPUT, default=True): cv.All(