diff --git a/tools/unit-test-app/configs/default b/tools/unit-test-app/configs/default
index 2edd93d470c..b3048b444d2 100644
--- a/tools/unit-test-app/configs/default
+++ b/tools/unit-test-app/configs/default
@@ -1,4 +1,5 @@
 # This config is split between targets since different component needs to be included (esp32, esp32s2)
+# IRAM is full... split some component to default_32_2
 CONFIG_IDF_TARGET="esp32"
-TEST_COMPONENTS=freertos esp_hw_support esp_ipc esp_system esp_timer driver heap pthread soc spi_flash vfs
+TEST_COMPONENTS=freertos esp_hw_support esp_ipc esp_system esp_timer driver heap
 CONFIG_ESP_TIMER_SUPPORTS_ISR_DISPATCH_METHOD=y
diff --git a/tools/unit-test-app/configs/default_32_2 b/tools/unit-test-app/configs/default_32_2
new file mode 100644
index 00000000000..4daf14d44dd
--- /dev/null
+++ b/tools/unit-test-app/configs/default_32_2
@@ -0,0 +1,4 @@
+# continue from default
+CONFIG_IDF_TARGET="esp32"
+TEST_COMPONENTS=pthread soc spi_flash vfs
+CONFIG_ESP_TIMER_SUPPORTS_ISR_DISPATCH_METHOD=y