diff --git a/components/esp32/system_api.c b/components/esp32/system_api.c
index 37958db40b..0a5d51f66f 100644
--- a/components/esp32/system_api.c
+++ b/components/esp32/system_api.c
@@ -397,8 +397,10 @@ static void get_chip_info_esp32(esp_chip_info_t* out_info)
     if ((reg & EFUSE_RD_CHIP_VER_DIS_BT_M) == 0) {
         out_info->features |= CHIP_FEATURE_BT | CHIP_FEATURE_BLE;
     }
-    if (((reg & EFUSE_RD_CHIP_VER_PKG_M) >> EFUSE_RD_CHIP_VER_PKG_S) ==
-            EFUSE_RD_CHIP_VER_PKG_ESP32D2WDQ5) {
+    int package = (reg & EFUSE_RD_CHIP_VER_PKG_M) >> EFUSE_RD_CHIP_VER_PKG_S;
+    if (package == EFUSE_RD_CHIP_VER_PKG_ESP32D2WDQ5 ||
+        package == EFUSE_RD_CHIP_VER_PKG_ESP32PICOD2 ||
+        package == EFUSE_RD_CHIP_VER_PKG_ESP32PICOD4) {
         out_info->features |= CHIP_FEATURE_EMB_FLASH;
     }
 }
diff --git a/components/soc/esp32/include/soc/efuse_reg.h b/components/soc/esp32/include/soc/efuse_reg.h
index b9ad20ee64..affcfa878d 100644
--- a/components/soc/esp32/include/soc/efuse_reg.h
+++ b/components/soc/esp32/include/soc/efuse_reg.h
@@ -100,6 +100,8 @@
 #define EFUSE_RD_CHIP_VER_PKG_ESP32D0WDQ6  0
 #define EFUSE_RD_CHIP_VER_PKG_ESP32D0WDQ5  1
 #define EFUSE_RD_CHIP_VER_PKG_ESP32D2WDQ5  2
+#define EFUSE_RD_CHIP_VER_PKG_ESP32PICOD2  4
+#define EFUSE_RD_CHIP_VER_PKG_ESP32PICOD4  5
 /* EFUSE_RD_SPI_PAD_CONFIG_HD : RO ;bitpos:[8:4] ;default: 5'b0 ; */
 /*description: read for SPI_pad_config_hd*/
 #define EFUSE_RD_SPI_PAD_CONFIG_HD  0x0000001F