diff --git a/Libraries/CMSIS/Device/Maxim/MAX32657/Source/system_max32657.c b/Libraries/CMSIS/Device/Maxim/MAX32657/Source/system_max32657.c
index 966d96d9c1..b286490f62 100644
--- a/Libraries/CMSIS/Device/Maxim/MAX32657/Source/system_max32657.c
+++ b/Libraries/CMSIS/Device/Maxim/MAX32657/Source/system_max32657.c
@@ -26,6 +26,7 @@
 #include "system_max32657.h"
 #include "gcr_regs.h"
 #include "mpc.h"
+#include "icc.h"
 
 #if defined(__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
 #include "partition_max32657.h"
@@ -175,8 +176,8 @@ __weak void SystemInit(void)
     /* Enable interrupts */
     __enable_irq();
 
-    // TODO(ICC): Enable the internal cache controller after testing.
-    // MXC_ICC_Enable();
+    // Enable the internal cache controller.
+    MXC_ICC_Enable();
 
     /* Change system clock source to the main high-speed clock */
     MXC_SYS_Clock_Select(MXC_SYS_CLOCK_IPO);