diff --git a/boards/nucleo-l432kc/Makefile.features b/boards/nucleo-l432kc/Makefile.features
index 89adf508d5..070a7f27aa 100644
--- a/boards/nucleo-l432kc/Makefile.features
+++ b/boards/nucleo-l432kc/Makefile.features
@@ -2,6 +2,7 @@ CPU = stm32l4
 CPU_MODEL = stm32l432kc
 
 # Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_i2c
 FEATURES_PROVIDED += periph_pwm
 FEATURES_PROVIDED += periph_rtc
 FEATURES_PROVIDED += periph_rtt
diff --git a/boards/nucleo-l432kc/include/periph_conf.h b/boards/nucleo-l432kc/include/periph_conf.h
index ca7d9f5945..e27ee2ae92 100644
--- a/boards/nucleo-l432kc/include/periph_conf.h
+++ b/boards/nucleo-l432kc/include/periph_conf.h
@@ -170,6 +170,29 @@ static const spi_conf_t spi_config[] = {
 #define SPI_NUMOF           ARRAY_SIZE(spi_config)
 /** @} */
 
+/**
+ * @name I2C configuration
+ * @{
+ */
+static const i2c_conf_t i2c_config[] = {
+    {
+        .dev            = I2C1,
+        .speed          = I2C_SPEED_NORMAL,
+        .scl_pin        = GPIO_PIN(PORT_B, 6),
+        .sda_pin        = GPIO_PIN(PORT_B, 7),
+        .scl_af         = GPIO_AF4,
+        .sda_af         = GPIO_AF4,
+        .bus            = APB1,
+        .rcc_mask       = RCC_APB1ENR1_I2C1EN,
+        .irqn           = I2C1_ER_IRQn
+    }
+};
+
+#define I2C_0_ISR           isr_i2c1_er
+
+#define I2C_NUMOF           ARRAY_SIZE(i2c_config)
+/** @} */
+
 #ifdef __cplusplus
 }
 #endif