diff --git a/boards/nucleo-l432kc/include/periph_conf.h b/boards/nucleo-l432kc/include/periph_conf.h
index 4a18c0a139..96579c26d5 100644
--- a/boards/nucleo-l432kc/include/periph_conf.h
+++ b/boards/nucleo-l432kc/include/periph_conf.h
@@ -25,6 +25,7 @@
 
 #include "periph_cpu.h"
 #include "cfg_rtt_default.h"
+#include "cfg_timer_tim2.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -74,25 +75,6 @@ extern "C" {
 #define CLOCK_APB2          (CLOCK_CORECLOCK / 2)
 /** @} */
 
-/**
- * @name   Timer configuration
- * @{
- */
-static const timer_conf_t timer_config[] = {
-    {
-        .dev      = TIM2,
-        .max      = 0xffffffff,
-        .rcc_mask = RCC_APB1ENR1_TIM2EN,
-        .bus      = APB1,
-        .irqn     = TIM2_IRQn
-    }
-};
-
-#define TIMER_0_ISR         isr_tim2
-
-#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
-/** @} */
-
 /**
  * @name UART configuration
  * @{
diff --git a/boards/nucleo-l433rc/include/periph_conf.h b/boards/nucleo-l433rc/include/periph_conf.h
index 648333312c..fd6f744208 100644
--- a/boards/nucleo-l433rc/include/periph_conf.h
+++ b/boards/nucleo-l433rc/include/periph_conf.h
@@ -23,6 +23,7 @@
 
 #include "periph_cpu.h"
 #include "cfg_rtt_default.h"
+#include "cfg_timer_tim2.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -83,25 +84,6 @@ extern "C" {
 #define CLOCK_APB2          (CLOCK_CORECLOCK / 2)
 /** @} */
 
-/**
- * @name    Timer configuration
- * @{
- */
-static const timer_conf_t timer_config[] = {
-    {
-        .dev      = TIM2,
-        .max      = 0xffffffff,
-        .rcc_mask = RCC_APB1ENR1_TIM2EN,
-        .bus      = APB1,
-        .irqn     = TIM2_IRQn
-    }
-};
-
-#define TIMER_0_ISR         isr_tim2
-
-#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
-/** @} */
-
 /**
  * @name    UART configuration
  * @{
diff --git a/boards/nucleo-l452re/include/periph_conf.h b/boards/nucleo-l452re/include/periph_conf.h
index 83e5ae2fa5..47b0bc275d 100644
--- a/boards/nucleo-l452re/include/periph_conf.h
+++ b/boards/nucleo-l452re/include/periph_conf.h
@@ -27,6 +27,7 @@
 
 #include "periph_cpu.h"
 #include "cfg_rtt_default.h"
+#include "cfg_timer_tim2.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -86,25 +87,6 @@ extern "C" {
 #define CLOCK_APB2          (CLOCK_CORECLOCK / 2)
 /** @} */
 
-/**
- * @name    Timer configuration
- * @{
- */
-static const timer_conf_t timer_config[] = {
-    {
-        .dev      = TIM2,
-        .max      = 0xffffffff,
-        .rcc_mask = RCC_APB1ENR1_TIM2EN,
-        .bus      = APB1,
-        .irqn     = TIM2_IRQn
-    }
-};
-
-#define TIMER_0_ISR         isr_tim2
-
-#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
-/** @} */
-
 /**
  * @name    UART configuration
  * @{