diff --git a/src/aarecommon/config/logger.py b/src/aarecommon/config/logger.py
index 64654e7..be64de5 100644
--- a/src/aarecommon/config/logger.py
+++ b/src/aarecommon/config/logger.py
@@ -1,9 +1,6 @@
 import logging
 import logging.config
 import os
-from pathlib import Path
-
-import yaml
 
 
 class IgnoreSuccessfulStatusAccessFilter(logging.Filter):
@@ -69,56 +66,45 @@ def get_uvicorn_logging_config() -> dict:
     }
 
 
-def get_config_path(env: str = "dev") -> Path:
-    module_dir = Path(__file__).parent
-    config_filename = f"logging_{env}.yaml"
-    config_path = module_dir / "logging_configs" / config_filename
-
-    if not config_path.exists():
-        raise FileNotFoundError(f"Logging config not found: {config_path}")
-
-    return config_path
+AARE_LOG_CONFIG = {
+    "version": 1,
+    "disable_existing_loggers": False,
+    "formatters": {"simple": {"format": "%(asctime)s - %(levelname)s - %(message)s"}},
+    "handlers": {
+        "console": {
+            "class": "logging.StreamHandler",
+            "formatter": "simple",
+            "level": "DEBUG",
+            "stream": " ext://sys.stdout",
+        }
+    },
+    "loggers": {
+        "aareDAQ": {"level": "DEBUG"},
+        "aareGUI": {"level": "DEBUG"},
+        "redis_lock": {"level": "WARNING"},
+        "urllib3": {"level": "WARNING"},
+        "matplotlib": {"level": "WARNING"},
+    },
+    "root": {"level": "WARNING", "handlers": ["console"]},
+}
 
 
-# TODO fix logging.
-def setup_logger(
-    name="aareDAQ", base_dir: str | None = "~/tmp/mxlogs/", config_path: str | None = None
-):
-    # switch to production mode using: $ APP_ENV=prod python main.py
-    env = os.getenv("APP_ENV", "dev")  # default: dev
+_setup_done: bool = False
+_additional_loggers_setup: set[str] = set()
 
-    if config_path is None:
-        config_file = get_config_path(env)
-    else:
-        config_file = Path(config_path)
 
-    with open(config_file, "r") as f:
-        config = yaml.safe_load(f.read())
+def setup_logger(name: str):
+    logger = logging.getLogger(name)
+    if name not in _additional_loggers_setup:
+        _additional_loggers_setup.add(name)
+        logger.setLevel(logging.DEBUG)
 
-    # Force base directory to be under the user's home dir
-    effective_base = base_dir + f"{name}" or f"/tmp/logs/mxlogs/{name}"
-    effective_base = os.path.abspath(os.path.expanduser(os.path.expandvars(effective_base)))
+    global _setup_done
+    if _setup_done:
+        return logger
 
-    # Ensure directories for file handlers exist
-    handlers = config.get("handlers", {})
-
-    for h in handlers.values():
-        filename = h.get("filename")
-        if not filename:
-            continue
-        abs_filename = os.path.join(effective_base, os.path.basename(filename))
-
-        h["filename"] = abs_filename
-        log_dir = os.path.dirname(abs_filename)
-        if log_dir and not os.path.exists(log_dir):
-            os.makedirs(log_dir, exist_ok=True)
-
-    logging.config.dictConfig(config)
-    logging.getLogger("redis_lock").setLevel(logging.WARNING)
-    logging.getLogger("urllib3").setLevel(logging.WARNING)
-    logging.getLogger("matplotlib.font_manager").setLevel(logging.WARNING)
-    logging.getLogger("aaredaq").setLevel(logging.DEBUG)  # DAQ
-    logging.getLogger("aaregui").setLevel(logging.INFO)
+    logging.config.dictConfig(AARE_LOG_CONFIG)
+    _setup_done = True
     return logging.getLogger(name)
 
 
diff --git a/src/aarecommon/config/logging_configs/logging_dev.yaml b/src/aarecommon/config/logging_configs/logging_dev.yaml
deleted file mode 100644
index 571696b..0000000
--- a/src/aarecommon/config/logging_configs/logging_dev.yaml
+++ /dev/null
@@ -1,45 +0,0 @@
-version: 1
-disable_existing_loggers: False
-
-formatters:
-  detailed:
-    format: "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
-
-handlers:
-  console:
-    class: logging.StreamHandler
-    level: DEBUG
-    formatter: detailed
-    stream: ext://sys.stdout
-
-  app_file:
-    class: logging.handlers.RotatingFileHandler
-    level: DEBUG
-    formatter: detailed
-    filename: app.log
-    maxBytes: 1440000 #not to overflow a diskette
-    backupCount: 10
-    encoding: utf8
-
-  error_file:
-    class: logging.handlers.RotatingFileHandler
-    level: ERROR
-    formatter: detailed
-    filename: errors.log
-    maxBytes: 1440000
-    backupCount: 5
-    encoding: utf8
-
-loggers:
-  aareDAQ:
-    level: DEBUG
-    handlers: [console, app_file, error_file]
-    propagate: yes
-  aareGUI:
-    level: DEBUG
-    handlers: [ console, app_file, error_file ]
-    propagate: yes
-
-root:
-  level: DEBUG
-  handlers: [console]
\ No newline at end of file
diff --git a/src/aarecommon/config/logging_configs/logging_prod.yaml b/src/aarecommon/config/logging_configs/logging_prod.yaml
deleted file mode 100644
index d9e42fd..0000000
--- a/src/aarecommon/config/logging_configs/logging_prod.yaml
+++ /dev/null
@@ -1,39 +0,0 @@
-version: 1
-disable_existing_loggers: False
-
-formatters:
-  simple:
-    format: "%(asctime)s - %(levelname)s - %(message)s"
-
-handlers:
-  app_file:
-    class: logging.handlers.RotatingFileHandler
-    level: INFO
-    formatter: simple
-    filename: logs/app.log
-    maxBytes: 1000000
-    backupCount: 10
-    encoding: utf8
-
-  error_file:
-    class: logging.handlers.RotatingFileHandler
-    level: ERROR
-    formatter: simple
-    filename: logs/errors.log
-    maxBytes: 500000
-    backupCount: 5
-    encoding: utf8
-
-loggers:
-  aareDAQ:
-    level: DEBUG
-    handlers: [console, app_file, error_file]
-    propagate: no
-  aareGUI:
-    level: DEBUG
-    handlers: [ console, app_file, error_file ]
-    propagate: n
-
-root:
-  level: WARNING
-  handlers: []