diff --git a/boards/arm/nucleo_c031c6/doc/index.rst b/boards/arm/nucleo_c031c6/doc/index.rst
index 11038e463c8..b0494870b3a 100644
--- a/boards/arm/nucleo_c031c6/doc/index.rst
+++ b/boards/arm/nucleo_c031c6/doc/index.rst
@@ -86,6 +86,8 @@ The Zephyr nucleo_c031c6 board configuration supports the following hardware fea
 +-----------+------------+-------------------------------------+
 | die-temp  | on-chip    | die temperature sensor              |
 +-----------+------------+-------------------------------------+
+| I2C       | on-chip    | i2c                                 |
++-----------+------------+-------------------------------------+
 
 Other hardware features are not yet supported in this Zephyr port.
 
diff --git a/boards/arm/nucleo_c031c6/nucleo_c031c6.dts b/boards/arm/nucleo_c031c6/nucleo_c031c6.dts
index 324e5f3f21e..e07abdd9e01 100644
--- a/boards/arm/nucleo_c031c6/nucleo_c031c6.dts
+++ b/boards/arm/nucleo_c031c6/nucleo_c031c6.dts
@@ -105,6 +105,13 @@
 	};
 };
 
+&i2c1 {
+	pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
+	pinctrl-names = "default";
+	status = "okay";
+	clock-frequency = <I2C_BITRATE_FAST>;
+};
+
 &adc1 {
 	pinctrl-0 = <&adc1_in0_pa0 &adc1_in1_pa1 &adc1_in4_pa4>;
 	pinctrl-names = "default";
diff --git a/boards/arm/nucleo_c031c6/nucleo_c031c6.yaml b/boards/arm/nucleo_c031c6/nucleo_c031c6.yaml
index 936544a3fb9..cd02363b0bd 100644
--- a/boards/arm/nucleo_c031c6/nucleo_c031c6.yaml
+++ b/boards/arm/nucleo_c031c6/nucleo_c031c6.yaml
@@ -12,5 +12,6 @@ supported:
   - watchdog
   - pwm
   - adc
+  - i2c
 ram: 12
 flash: 32