diff --git a/docker-compose_dist.yml b/docker-compose_dist.yml
index df7f152..779123d 100644
--- a/docker-compose_dist.yml
+++ b/docker-compose_dist.yml
@@ -54,7 +54,10 @@ services:
             # Hosts separated by comma ('http://', 'https://' prefixes are mandatory)
             # Example: CSRF_TRUSTED_ORIGINS: 'http://127.0.0.1', 'http://127.0.0.1,https://127.0.0.1:8000', etc
             CSRF_TRUSTED_ORIGINS: 'http://modulector:8000,http://www.modulector:8000'
-            ALLOWED_HOSTS: 'modulector'
+
+            # Allowed host must include the ones set in the NGINX modulector.conf file. Localhost is included for
+            # health-checks
+            ALLOWED_HOSTS: 'web,modulector,localhost'
 
 volumes:
     postgres_data:
diff --git a/tools/healthcheck/check.py b/tools/healthcheck/check.py
index ec88c2e..a250f1b 100644
--- a/tools/healthcheck/check.py
+++ b/tools/healthcheck/check.py
@@ -1,47 +1,54 @@
-import requests,sys, os
+import requests, sys, os
+
 
 def check():
     exit_code = os.EX_OK
-    health_url = os.getenv("HEALTH_URL","http://localhost:8000/drugs/")
+    health_url = os.getenv("HEALTH_URL", "http://localhost:8000/drugs/")
     try:
         r = requests.get(health_url)
-        if r.status_code != 200 :
+        if r.status_code != 200:
             raise Exception("The probe has failed")
         set_tries("0")
-    except:
+    except Exception as ex:
+        print(ex)
         notify()
         exit_code = os.EX_SOFTWARE
     sys.exit(exit_code)
 
+
 def notify():
-    url = os.getenv("HEALTH_ALERT_URL","")
-    if url!="":
+    url = os.getenv("HEALTH_ALERT_URL", "")
+    if url != "":
         tries = get_tries()
-        tries = tries+1
+        tries = tries + 1
         headers = {'Content-Type': 'application/json'}
-        message="Modulector: Health check failed {} times.".format(tries)
-        if tries==3:
+        message = "Modulector: Health check failed {} times.".format(tries)
+        if tries == 3:
             message = message + " The container has been marked as unhealthy."
             set_tries(0)
-        data = { "content": message }
+        data = {"content": message}
         try:
-            r = requests.post(url,headers=headers, json=data)
-        except:
+            requests.post(url, headers=headers, json=data)
+        except Exception as ex:
+            print(ex)
             pass
         set_tries(str(tries))
 
+
 def get_tries():
-    tries=0
+    tries = 0
     try:
-        with open("tries.txt","r") as f:
-            tries=f.read()
+        with open("tries.txt", "r") as f:
+            tries = f.read()
     except FileNotFoundError:
         set_tries(0)
     return int(tries)
 
+
 def set_tries(tries):
-    with open("tries.txt","w") as f:
+    with open("tries.txt", "w") as f:
         f.write(str(tries))
 
-if __name__=="__main__":
+
+if __name__ == "__main__":
     check()