diff --git a/pkg/docker/entrypoint.sh b/pkg/docker/entrypoint.sh
index 925067939..9fe5da0ba 100755
--- a/pkg/docker/entrypoint.sh
+++ b/pkg/docker/entrypoint.sh
@@ -43,10 +43,19 @@ if [ ! -f /var/lib/pgadmin/pgadmin4.db ]; then
         exit 1
     fi
 
-    if ! echo "${PGADMIN_DEFAULT_EMAIL}" | grep -E "^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}$" > /dev/null; then
+    # Validate PGADMIN_DEFAULT_EMAIL
+    CHECK_EMAIL_DELIVERABILITY="False"
+    if [ -n "${PGADMIN_CONFIG_CHECK_EMAIL_DELIVERABILITY}" ]; then
+        CHECK_EMAIL_DELIVERABILITY=${PGADMIN_CONFIG_CHECK_EMAIL_DELIVERABILITY}
+    fi
+    
+    is_valid_email=$(cd /pgadmin4/pgadmin/utils && /venv/bin/python3 -c "from validation_utils import validate_email; val = validate_email('${PGADMIN_DEFAULT_EMAIL}', ${CHECK_EMAIL_DELIVERABILITY}); print(val)")
+    if echo "${is_valid_email}" | grep "False" > /dev/null; then 
         echo "'${PGADMIN_DEFAULT_EMAIL}' does not appear to be a valid email address. Please reset the PGADMIN_DEFAULT_EMAIL environment variable and try again."
         exit 1
     fi
+    # Switch back to root directory for further process
+    cd /pgadmin4
 
     # Read secret contents
     if [ -n "${PGADMIN_DEFAULT_PASSWORD_FILE}" ]; then
diff --git a/web/pgadmin/utils/csv.py b/web/pgadmin/utils/csv_lib.py
similarity index 100%
rename from web/pgadmin/utils/csv.py
rename to web/pgadmin/utils/csv_lib.py
diff --git a/web/pgadmin/utils/driver/psycopg3/connection.py b/web/pgadmin/utils/driver/psycopg3/connection.py
index f61cfad69..11a1865a9 100644
--- a/web/pgadmin/utils/driver/psycopg3/connection.py
+++ b/web/pgadmin/utils/driver/psycopg3/connection.py
@@ -35,7 +35,7 @@ from .typecast import register_global_typecasters,\
     register_string_typecasters, register_binary_typecasters, \
     register_array_to_string_typecasters, ALL_JSON_TYPES
 from .encoding import get_encoding, configure_driver_encodings
-from pgadmin.utils import csv
+from pgadmin.utils import csv_lib as csv
 from pgadmin.utils.master_password import get_crypt_key
 from io import StringIO
 from pgadmin.utils.locker import ConnectionLocker
diff --git a/web/pgadmin/utils/validation_utils.py b/web/pgadmin/utils/validation_utils.py
index 7d06c349c..8dff88e5c 100644
--- a/web/pgadmin/utils/validation_utils.py
+++ b/web/pgadmin/utils/validation_utils.py
@@ -9,14 +9,17 @@
 
 from email_validator import validate_email as email_validate, \
     EmailNotValidError
-import config
 
 
-def validate_email(email):
+def validate_email(email, check_email_deliverability=None):
     try:
+        if check_email_deliverability is None:
+            import config
+            check_email_deliverability = config.CHECK_EMAIL_DELIVERABILITY
+
         # Validate.
         _ = email_validate(
-            email, check_deliverability=config.CHECK_EMAIL_DELIVERABILITY)
+            email, check_deliverability=check_email_deliverability)
 
         # Update with the normalized form.
         return True