diff --git a/examples/system/.build-test-rules.yml b/examples/system/.build-test-rules.yml
index 7d06a7b8a8..8e67000c32 100644
--- a/examples/system/.build-test-rules.yml
+++ b/examples/system/.build-test-rules.yml
@@ -197,7 +197,7 @@ examples/system/ulp_fsm/ulp_adc:
 
 examples/system/ulp_riscv/adc:
   enable:
-    - if: IDF_TARGET in ["esp32s3"]
+    - if: IDF_TARGET in ["esp32s2", "esp32s3"]
       temporary: true
       reason: the other targets are not tested yet
 
diff --git a/examples/system/ulp_riscv/adc/README.md b/examples/system/ulp_riscv/adc/README.md
index 5344d54504..a875063982 100644
--- a/examples/system/ulp_riscv/adc/README.md
+++ b/examples/system/ulp_riscv/adc/README.md
@@ -1,5 +1,5 @@
-| Supported Targets | ESP32-S3 |
-| ----------------- | -------- |
+| Supported Targets | ESP32-S2 | ESP32-S3 |
+| ----------------- | -------- | -------- |
 
 # ULP-RISC-V ADC Example