diff --git a/radio/src/targets/pa01/sdram_driver.cpp b/radio/src/targets/pa01/sdram_driver.cpp
index 93a2b9296..187a5c35f 100644
--- a/radio/src/targets/pa01/sdram_driver.cpp
+++ b/radio/src/targets/pa01/sdram_driver.cpp
@@ -238,7 +238,7 @@ extern "C" void SDRAM_Init(void)
   FMC_SDRAMInitStructure.InternalBankNumber = FMC_SDRAM_INTERN_BANKS_NUM_4;
   FMC_SDRAMInitStructure.CASLatency = FMC_SDRAM_CAS_LATENCY_3;
   FMC_SDRAMInitStructure.WriteProtection = FMC_SDRAM_WRITE_PROTECTION_DISABLE;
-  FMC_SDRAMInitStructure.SDClockPeriod = FMC_SDRAM_CLOCK_PERIOD_3;
+  FMC_SDRAMInitStructure.SDClockPeriod = FMC_SDRAM_CLOCK_PERIOD_2;
   FMC_SDRAMInitStructure.ReadBurst = FMC_SDRAM_RBURST_ENABLE;
   FMC_SDRAMInitStructure.ReadPipeDelay = FMC_SDRAM_RPIPE_DELAY_0;