diff --git a/finnow-api/source/app.d b/finnow-api/source/app.d
index e478ec4..da2d3a6 100644
--- a/finnow-api/source/app.d
+++ b/finnow-api/source/app.d
@@ -7,11 +7,22 @@ import api_mapping;
 struct AppConfig {
 	ushort port;
 	string webOrigin;
+	string logLevel;
 }
 
 void main() {
 	const AppConfig config = readConfig();
-	auto provider = new DefaultProvider(Levels.TRACE);
+	Level logLevel = Levels.INFO;
+	if (config.logLevel == "TRACE") {
+		logLevel = Levels.TRACE;
+	} else if (config.logLevel == "DEBUG") {
+		logLevel = Levels.DEBUG;
+	} else if (config.logLevel == "WARN") {
+		logLevel = Levels.WARN;
+	} else if (config.logLevel == "ERROR") {
+		logLevel = Levels.ERROR;
+	}
+	auto provider = new DefaultProvider(logLevel);
     configureLoggingProvider(provider);
 	infoF!"Loaded app config: port = %d, webOrigin = %s"(config.port, config.webOrigin);
 
@@ -23,10 +34,25 @@ AppConfig readConfig() {
 	import std.file : exists, readText;
 	import std.json;
 	import std.conv : to;
+
+	AppConfig defaultConfig = AppConfig(
+		8080,
+		"http://localhost:5173",
+		"INFO"
+	);
 	// Local dev environment if no config is given.
 	if (!exists("finnow-api-config.json")) {
-		return AppConfig(8080, "http://localhost:5173");
+		return defaultConfig;
 	}
 	JSONValue obj = parseJSON(readText("finnow-api-config.json"));
-	return AppConfig(obj.object["port"].integer.to!ushort, obj.object["webOrigin"].str);
+	if ("port" in obj.object) {
+		defaultConfig.port = obj.object["port"].integer.to!ushort;
+	}
+	if ("webOrigin" in obj.object) {
+		defaultConfig.webOrigin = obj.object["webOrigin"].str;
+	}
+	if ("logLevel" in obj.object) {
+		defaultConfig.logLevel = obj.object["logLevel"].str;
+	}
+	return defaultConfig;
 }