diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2c8b3dc5..a7d622ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,8 +2,14 @@
 
 ## Release candidate
 
+## Breaking changes
+- Config option `sender_email_address` is now called `from` (#257, PLUM Sprint 230825)
+
 ### Fix
-- Add id_token_signing_alg_values_supported in OIDC discovery (#260)
+- Add `id_token_signing_alg_values_supported` in OIDC discovery (#260)
+
+### Features
+- Unified SMTP config (#257, PLUM Sprint 230825)
 
 ---
 
diff --git a/seacatauth/communication/builders/email.py b/seacatauth/communication/builders/email.py
index f8a5191e..3faeeb24 100644
--- a/seacatauth/communication/builders/email.py
+++ b/seacatauth/communication/builders/email.py
@@ -1,5 +1,6 @@
 import jinja2
 import re
+import asab
 
 from .abc import MessageBuilderABC
 
@@ -9,19 +10,29 @@ class EmailMessageBuilder(MessageBuilderABC):
 	Channel = "email"
 	ConfigDefaults = {
 		"template_extension": "html",
-		"sender_email_address": "auth@seacatauth.info",
+		"from": "auth@seacatauth.info",
 		# "template_path": "/etc/message-templates/email/",  # Inherited from [seacatauth:communication]
 	}
 
 	def __init__(self, config_section_name, config=None):
 		super().__init__(config_section_name, config)
 		self.JinjaEnv.autoescape = jinja2.select_autoescape(['html', 'xml'])
-		self.Sender = self.Config.get("sender_email_address", None)
+
+		if "smtp" in asab.Config:
+			self.Config.update(asab.Config["smtp"])
+		if "sender_email_address" in self.Config:
+			asab.LogObsolete.warning(
+				"Config option 'sender_email_address' in '[smtp]' has been renamed to 'from'. "
+				"Please update your configuration file.",
+				struct_data={"eol": "2024-01-31"})
+			self.From = self.Config.get("sender_email_address", None)
+		else:
+			self.From = self.Config.get("from", None)
 
 	def build_message(self, template_name, locale, *, email=None, **kwargs):
 		message = super(EmailMessageBuilder, self).build_message(template_name, locale, **kwargs)
 		message["subject"] = self._get_subject_from_body(message["message_body"])
-		message["sender"] = self.Sender
+		message["sender"] = self.From
 		if email is None:
 			raise TypeError("'email' not specified")
 		message["to"] = email
diff --git a/seacatauth/communication/email_smtp.py b/seacatauth/communication/email_smtp.py
index 458c6151..a1ec5954 100644
--- a/seacatauth/communication/email_smtp.py
+++ b/seacatauth/communication/email_smtp.py
@@ -30,6 +30,8 @@ class SMTPProvider(CommunicationProviderABC):
 	def __init__(self, provider_id, config_section_name):
 		super().__init__(provider_id, config_section_name)
 
+		if "smtp" in asab.Config:
+			self.Config.update(asab.Config["smtp"])
 		self.SSL = self.Config.getboolean("ssl")
 		self.StartTLS = self.Config.getboolean("starttls")
 		self.Host = self.Config.get("host")