diff --git a/boards/esp32.json b/boards/esp32.json
index 0159ea555..808ba0cd0 100644
--- a/boards/esp32.json
+++ b/boards/esp32.json
@@ -5,7 +5,7 @@
       },
       "core": "esp32",
       "extra_flags": "-DARDUINO_ESP32_DEV -DBOARD_HAS_PSRAM -DARDUINO_USB_CDC_ON_BOOT=0 -DESP32_4M",
-      "f_cpu": "80000000L",
+      "f_cpu": "160000000L",
       "f_flash": "40000000L",
       "flash_mode": "dio",
       "mcu": "esp32",
diff --git a/boards/esp32_solo1.json b/boards/esp32_solo1.json
index 3723e27b2..85b886a55 100644
--- a/boards/esp32_solo1.json
+++ b/boards/esp32_solo1.json
@@ -5,7 +5,7 @@
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_ESP32_DEV -DBOARD_HAS_PSRAM -DARDUINO_USB_CDC_ON_BOOT=0 -DESP32_4M -DCORE32SOLO1",
-    "f_cpu": "80000000L",
+    "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",