diff --git a/pyproject.toml b/pyproject.toml
index 3e3d0bd..0b8192d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,12 +66,12 @@ dependencies = [
 [tool.hatch.envs.lint.scripts]
 typing = "mypy --install-types --non-interactive {args:src/pisync tests}"
 style = [
-  "ruff {args:.}",
+  "ruff check {args:.}",
   "black --check --diff {args:.}",
 ]
 fmt = [
   "black {args:.}",
-  "ruff --fix {args:.}",
+  "ruff check --fix {args:.}",
   "style",
 ]
 all = [
@@ -93,7 +93,7 @@ skip-string-normalization = true
 [tool.ruff]
 target-version = "py37"
 line-length = 120
-select = [
+lint.select = [
   "A",
   "ARG",
   "B",
@@ -120,7 +120,7 @@ select = [
   "W",
   "YTT",
 ]
-ignore = [
+lint.ignore = [
   # Allow non-abstract empty methods in abstract base classes
   "B027",
   # Allow boolean positional values in function calls, like `dict.get(... True)`
@@ -132,18 +132,18 @@ ignore = [
   # I do not know how to fix this `subprocess` call: check for execution of untrusted input
   "S603"
 ]
-unfixable = [
+lint.unfixable = [
   # Don't touch unused imports
   "F401",
 ]
 
-[tool.ruff.isort]
+[tool.ruff.lint.isort]
 known-first-party = ["pisync"]
 
-[tool.ruff.flake8-tidy-imports]
+[tool.ruff.lint.flake8-tidy-imports]
 ban-relative-imports = "all"
 
-[tool.ruff.per-file-ignores]
+[tool.ruff.lint.per-file-ignores]
 # Tests can use magic values, assertions, and relative imports
 "tests/**/*" = ["PLR2004", "S101", "TID252"]
 
diff --git a/src/pisync/__about__.py b/src/pisync/__about__.py
index 6526deb..a73339b 100644
--- a/src/pisync/__about__.py
+++ b/src/pisync/__about__.py
@@ -1 +1 @@
-__version__ = "0.0.7"
+__version__ = "0.0.8"
diff --git a/src/pisync/util/__init__.py b/src/pisync/util/__init__.py
index b7bc053..744408c 100644
--- a/src/pisync/util/__init__.py
+++ b/src/pisync/util/__init__.py
@@ -59,10 +59,10 @@ def backup(config: BaseConfig) -> str:
         return latest_backup_path
     else:
         msg = f"Backup failed. Rsync exit code: {exit_code}"
-        logging.error(msg)
+        logging.fatal(msg)
         # backup failed, we should delete the most recent backup
         if config.file_exists(latest_backup_path):
-            logging.info(f"Deleting failed backup at {latest_backup_path}")
+            logging.fatal(f"Deleting failed backup at {latest_backup_path}")
             config.rmtree(latest_backup_path)
         raise BackupFailedError(msg)
 
@@ -98,9 +98,17 @@ def run_rsync(rsync_command: List[str]) -> int:
     start_time = time.perf_counter()
 
     process = subprocess.Popen(rsync_command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
+
+    # If the stdout argument was not PIPE, this attribute is None.
     if process.stdout is not None:
         for line in process.stdout:
             logging.info(f"RSYNC: {line.rstrip()}")
+
+    # If the stderr argument was not PIPE, this attribute is None.
+    if process.stderr is not None:
+        for line in process.stderr:
+            logging.error(f"RSYNC: {line.rstrip()}")
+
     return_code = process.wait()
 
     end_time = time.perf_counter()