diff --git a/tools/test_apps/system/g0_components/CMakeLists.txt b/tools/test_apps/system/g0_components/CMakeLists.txt
index fe3c8847f1b..8b22859e738 100644
--- a/tools/test_apps/system/g0_components/CMakeLists.txt
+++ b/tools/test_apps/system/g0_components/CMakeLists.txt
@@ -36,13 +36,21 @@ idf_build_set_property(__BUILD_COMPONENT_DEPGRAPH_ENABLED 1)
 
 project(g0_components)
 
-if(CONFIG_IDF_TARGET_ESP32P4)
-    idf_build_set_property(C_COMPILE_OPTIONS "-DCONFIG_ESP_REV_MIN_FULL=300" APPEND)
-endif()
+# CONFIG_ESP_REV_MIN_FULL and CONFIG_XTAL_FREQ live in esp_common's Kconfig,
+# which is outside the G0 closure. When that Kconfig is not loaded the
+# symbols are absent from sdkconfig.h and the G0 sources need them on the
+# command line. When every component's Kconfig is processed (IDF_BUILD_V2)
+# the symbols are already defined via their Kconfig defaults; injecting
+# them again would conflict, so skip the injection.
+if(NOT IDF_BUILD_V2)
+    if(CONFIG_IDF_TARGET_ESP32P4)
+        idf_build_set_property(C_COMPILE_OPTIONS "-DCONFIG_ESP_REV_MIN_FULL=300" APPEND)
+    endif()
 
-if(CONFIG_IDF_TARGET_ESP32C2)
-    # clk_tree hal-driver needs CONFIG_XTAL_FREQ
-    idf_build_set_property(C_COMPILE_OPTIONS "-DCONFIG_XTAL_FREQ=26" APPEND)
+    if(CONFIG_IDF_TARGET_ESP32C2)
+        # clk_tree hal-driver needs CONFIG_XTAL_FREQ
+        idf_build_set_property(C_COMPILE_OPTIONS "-DCONFIG_XTAL_FREQ=26" APPEND)
+    endif()
 endif()
 
 # Currently, only support a single core on Xtensa targets.