diff --git a/examples/system/ulp_fsm/ulp/main/ulp_example_main.c b/examples/system/ulp_fsm/ulp/main/ulp_example_main.c
index 1607e7b077..d3717e06a2 100644
--- a/examples/system/ulp_fsm/ulp/main/ulp_example_main.c
+++ b/examples/system/ulp_fsm/ulp/main/ulp_example_main.c
@@ -98,12 +98,12 @@ static void init_ulp_program(void)
 
 static void update_pulse_count(void)
 {
-    const char* namespace = "plusecnt";
+    const char* nvs_namespace = "plusecnt";
     const char* count_key = "count";
 
     ESP_ERROR_CHECK( nvs_flash_init() );
     nvs_handle_t handle;
-    ESP_ERROR_CHECK( nvs_open(namespace, NVS_READWRITE, &handle));
+    ESP_ERROR_CHECK( nvs_open(nvs_namespace, NVS_READWRITE, &handle));
     uint32_t pulse_count = 0;
     esp_err_t err = nvs_get_u32(handle, count_key, &pulse_count);
     assert(err == ESP_OK || err == ESP_ERR_NVS_NOT_FOUND);