diff --git a/os/hal/ports/STM32/LLD/sdc_lld.c b/os/hal/ports/STM32/LLD/sdc_lld.c
index c3b95c688..1aca84fb0 100644
--- a/os/hal/ports/STM32/LLD/sdc_lld.c
+++ b/os/hal/ports/STM32/LLD/sdc_lld.c
@@ -380,6 +380,9 @@ void sdc_lld_start_clk(SDCDriver *sdcp) {
   SDIO->CLKCR  = STM32_SDIO_DIV_LS;
   SDIO->POWER |= SDIO_POWER_PWRCTRL_0 | SDIO_POWER_PWRCTRL_1;
   SDIO->CLKCR |= SDIO_CLKCR_CLKEN;
+
+  /* Clock activation delay.*/
+  osalThreadSleep(MS2ST(STM32_SDC_CLOCK_ACTIVATION_DELAY));
 }
 
 /**
diff --git a/os/hal/src/sdc.c b/os/hal/src/sdc.c
index c75397291..d18f37b55 100644
--- a/os/hal/src/sdc.c
+++ b/os/hal/src/sdc.c
@@ -200,9 +200,6 @@ bool sdcConnect(SDCDriver *sdcp) {
   /* Card clock initialization.*/
   sdc_lld_start_clk(sdcp);
 
-  /* Clock activation delay.*/
-  osalThreadSleep(MS2ST(STM32_SDC_CLOCK_ACTIVATION_DELAY));
-
   /* Enforces the initial card state.*/
   sdc_lld_send_cmd_none(sdcp, MMCSD_CMD_GO_IDLE_STATE, 0);