diff --git a/components/esp_modem/examples/modem_console/main/Kconfig.projbuild b/components/esp_modem/examples/modem_console/main/Kconfig.projbuild
index 5b53daa153..4dbb0b3737 100644
--- a/components/esp_modem/examples/modem_console/main/Kconfig.projbuild
+++ b/components/esp_modem/examples/modem_console/main/Kconfig.projbuild
@@ -108,28 +108,28 @@ menu "Example Configuration"
         config EXAMPLE_MODEM_UART_TX_PIN
             int "TXD Pin Number"
             default 25
-            range 0 31
+            range 0 56
             help
                 Pin number of UART TX.
 
         config EXAMPLE_MODEM_UART_RX_PIN
             int "RXD Pin Number"
             default 26
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RX.
 
         config EXAMPLE_MODEM_UART_RTS_PIN
             int "RTS Pin Number"
             default 27
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RTS.
 
         config EXAMPLE_MODEM_UART_CTS_PIN
             int "CTS Pin Number"
             default 23
-            range 0 31
+            range 0 56
             help
                 Pin number of UART CTS.
 
@@ -179,7 +179,7 @@ menu "Example Configuration"
     config EXAMPLE_MODEM_PWRKEY_PIN
         int "PWRKEY Pin Number"
         default 18
-        range 0 31
+        range 0 56
         help
             Pin number connected to modem's power key pin.
 endmenu
diff --git a/components/esp_modem/examples/modem_psm/main/Kconfig.projbuild b/components/esp_modem/examples/modem_psm/main/Kconfig.projbuild
index c40bffeef4..626b3064ed 100644
--- a/components/esp_modem/examples/modem_psm/main/Kconfig.projbuild
+++ b/components/esp_modem/examples/modem_psm/main/Kconfig.projbuild
@@ -20,14 +20,14 @@ menu "Example Configuration"
         config EXAMPLE_MODEM_UART_TX_PIN
             int "TXD Pin Number"
             default 4
-            range 0 31
+            range 0 56
             help
                 Pin number of UART TX.
 
         config EXAMPLE_MODEM_UART_RX_PIN
             int "RXD Pin Number"
             default 5
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RX.
 
@@ -70,14 +70,14 @@ menu "Example Configuration"
     config EXAMPLE_MODEM_PWRKEY_PIN
         int "PWRKEY Pin Number"
         default 18
-        range 0 31
+        range 0 56
         help
             Pin number connected to modem's power key pin.
 
     config EXAMPLE_MODEM_STATUS_PIN
         int "STATUS Pin Number"
         default 19
-        range 0 31
+        range 0 56
         help
             Pin number connected to modem's status pin.
 
diff --git a/components/esp_modem/examples/modem_tcp_client/main/Kconfig.projbuild b/components/esp_modem/examples/modem_tcp_client/main/Kconfig.projbuild
index 3d53d76f72..988cade41a 100644
--- a/components/esp_modem/examples/modem_tcp_client/main/Kconfig.projbuild
+++ b/components/esp_modem/examples/modem_tcp_client/main/Kconfig.projbuild
@@ -30,28 +30,28 @@ menu "Example Configuration"
         config EXAMPLE_MODEM_UART_TX_PIN
             int "TXD Pin Number"
             default 25
-            range 0 31
+            range 0 56
             help
                 Pin number of UART TX.
 
         config EXAMPLE_MODEM_UART_RX_PIN
             int "RXD Pin Number"
             default 26
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RX.
 
         config EXAMPLE_MODEM_UART_RTS_PIN
             int "RTS Pin Number"
             default 27
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RTS.
 
         config EXAMPLE_MODEM_UART_CTS_PIN
             int "CTS Pin Number"
             default 23
-            range 0 31
+            range 0 56
             help
                 Pin number of UART CTS.
 
diff --git a/components/esp_modem/examples/pppos_client/main/Kconfig.projbuild b/components/esp_modem/examples/pppos_client/main/Kconfig.projbuild
index 8d5a575ec3..e4ccc451db 100644
--- a/components/esp_modem/examples/pppos_client/main/Kconfig.projbuild
+++ b/components/esp_modem/examples/pppos_client/main/Kconfig.projbuild
@@ -100,28 +100,28 @@ menu "Example Configuration"
         config EXAMPLE_MODEM_UART_TX_PIN
             int "TXD Pin Number"
             default 25
-            range 0 31
+            range 0 56
             help
                 Pin number of UART TX.
 
         config EXAMPLE_MODEM_UART_RX_PIN
             int "RXD Pin Number"
             default 26
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RX.
 
         config EXAMPLE_MODEM_UART_RTS_PIN
             int "RTS Pin Number"
             default 27
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RTS.
 
         config EXAMPLE_MODEM_UART_CTS_PIN
             int "CTS Pin Number"
             default 23
-            range 0 31
+            range 0 56
             help
                 Pin number of UART CTS.
 
diff --git a/components/esp_modem/examples/simple_cmux_client/main/Kconfig.projbuild b/components/esp_modem/examples/simple_cmux_client/main/Kconfig.projbuild
index b7347303d6..cc7a5f727e 100644
--- a/components/esp_modem/examples/simple_cmux_client/main/Kconfig.projbuild
+++ b/components/esp_modem/examples/simple_cmux_client/main/Kconfig.projbuild
@@ -69,28 +69,28 @@ menu "Example Configuration"
         config EXAMPLE_MODEM_UART_TX_PIN
             int "TXD Pin Number"
             default 25
-            range 0 31
+            range 0 56
             help
                 Pin number of UART TX.
 
         config EXAMPLE_MODEM_UART_RX_PIN
             int "RXD Pin Number"
             default 26
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RX.
 
         config EXAMPLE_MODEM_UART_RTS_PIN
             int "RTS Pin Number"
             default 27
-            range 0 31
+            range 0 56
             help
                 Pin number of UART RTS.
 
         config EXAMPLE_MODEM_UART_CTS_PIN
             int "CTS Pin Number"
             default 23
-            range 0 31
+            range 0 56
             help
                 Pin number of UART CTS.
     endmenu
diff --git a/components/esp_modem/test/target/main/Kconfig.projbuild b/components/esp_modem/test/target/main/Kconfig.projbuild
index 871f754857..0967b06722 100644
--- a/components/esp_modem/test/target/main/Kconfig.projbuild
+++ b/components/esp_modem/test/target/main/Kconfig.projbuild
@@ -16,14 +16,14 @@ menu "Test App Configuration"
     config TEST_APP_UART_TX_PIN
         int "TXD Pin Number"
         default 6
-        range 0 31
+        range 0 56
         help
             Pin number of UART TX.
 
     config TEST_APP_UART_RX_PIN
         int "RXD Pin Number"
         default 7
-        range 0 31
+        range 0 56
         help
             Pin number of UART RX.