diff --git a/firmware/export/config/creativezenxfi2.h b/firmware/export/config/creativezenxfi2.h
index 95bc6baf6c..04b3b2495f 100644
--- a/firmware/export/config/creativezenxfi2.h
+++ b/firmware/export/config/creativezenxfi2.h
@@ -190,7 +190,7 @@
 #define HAVE_BOOTLOADER_USB_MODE
 
 /* Define this if you have adjustable CPU frequency */
-//#define HAVE_ADJUSTABLE_CPU_FREQ
+#define HAVE_ADJUSTABLE_CPU_FREQ
 
 #define BOOTFILE_EXT    "creative"
 #define BOOTFILE        "rockbox." BOOTFILE_EXT
diff --git a/firmware/export/config/creativezenxfi3.h b/firmware/export/config/creativezenxfi3.h
index 84bdc36639..bcc5955249 100644
--- a/firmware/export/config/creativezenxfi3.h
+++ b/firmware/export/config/creativezenxfi3.h
@@ -196,7 +196,7 @@
 #define MAX_LOG_SECTOR_SIZE 2048
 
 /* Define this if you have adjustable CPU frequency */
-//#define HAVE_ADJUSTABLE_CPU_FREQ
+#define HAVE_ADJUSTABLE_CPU_FREQ
 
 #define BOOTFILE_EXT    "creative"
 #define BOOTFILE        "rockbox." BOOTFILE_EXT
diff --git a/firmware/export/config/sansafuzeplus.h b/firmware/export/config/sansafuzeplus.h
index 5f325cf048..02a036046f 100644
--- a/firmware/export/config/sansafuzeplus.h
+++ b/firmware/export/config/sansafuzeplus.h
@@ -192,7 +192,7 @@
 #define MAX_LOG_SECTOR_SIZE 2048
 
 /* Define this if you have adjustable CPU frequency */
-//#define HAVE_ADJUSTABLE_CPU_FREQ
+#define HAVE_ADJUSTABLE_CPU_FREQ
 
 /* Virtual LED (icon) */
 #define CONFIG_LED LED_VIRTUAL