diff --git a/examples/stm32/l1/stm32l-discovery/button-irq-printf-lowpower/main.c b/examples/stm32/l1/stm32l-discovery/button-irq-printf-lowpower/main.c
index 3f193198..6e4bb23b 100644
--- a/examples/stm32/l1/stm32l-discovery/button-irq-printf-lowpower/main.c
+++ b/examples/stm32/l1/stm32l-discovery/button-irq-printf-lowpower/main.c
@@ -259,7 +259,7 @@ void reset_clocks(void)
 		.ppre1 = RCC_CFGR_PPRE1_HCLK_NODIV,
 		.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
 		.voltage_scale = RANGE2,
-		.flash_config = FLASH_LATENCY_0WS,
+		.flash_config = FLASH_ACR_LATENCY_0WS,
 		.apb1_frequency = 4194000,
 		.apb2_frequency = 4194000,
 		.msi_range = RCC_ICSCR_MSIRANGE_4MHZ,
@@ -297,4 +297,4 @@ int main(void)
 	}
 
 	return 0;
-}
\ No newline at end of file
+}
diff --git a/lib/stm32/l1/rcc.c b/lib/stm32/l1/rcc.c
index a6078c94..106032a3 100644
--- a/lib/stm32/l1/rcc.c
+++ b/lib/stm32/l1/rcc.c
@@ -69,7 +69,7 @@ const clock_scale_t clock_config[CLOCK_CONFIG_END] =
 		.ppre1 = RCC_CFGR_PPRE1_HCLK_NODIV,
 		.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
 		.voltage_scale = RANGE1,
-		.flash_config = FLASH_LATENCY_0WS,
+		.flash_config = FLASH_ACR_LATENCY_0WS,
 		.apb1_frequency = 4000000,
 		.apb2_frequency = 4000000,
 	},
@@ -78,7 +78,7 @@ const clock_scale_t clock_config[CLOCK_CONFIG_END] =
 		.ppre1 = RCC_CFGR_PPRE1_HCLK_NODIV,
 		.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
 		.voltage_scale = RANGE1,
-		.flash_config = FLASH_LATENCY_0WS,
+		.flash_config = FLASH_ACR_LATENCY_0WS,
 		.apb1_frequency = 4194000,
 		.apb2_frequency = 4194000,
 		.msi_range = RCC_ICSCR_MSIRANGE_4MHZ,
@@ -88,7 +88,7 @@ const clock_scale_t clock_config[CLOCK_CONFIG_END] =
 		.ppre1 = RCC_CFGR_PPRE1_HCLK_NODIV,
 		.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
 		.voltage_scale = RANGE1,
-		.flash_config = FLASH_LATENCY_0WS,
+		.flash_config = FLASH_ACR_LATENCY_0WS,
 		.apb1_frequency = 2097000,
 		.apb2_frequency = 2097000,
 		.msi_range = RCC_ICSCR_MSIRANGE_2MHZ,