diff --git a/README.md b/README.md
index e0495d6..fbbc92f 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,15 @@ It supports Windows, Linux and macOS and runs on both python2 and python3.
 * Can create a size-limited rotated logfile.
 * Can send notification emails after each run or only for failures.
 * Can run `scrub` after `sync`
+* Can run `smart`. For this to work, you need [smartmontools](https://www.smartmontools.org/wiki/Download).
+  Most Linux distributions will have it installed installed by default.
+  * Windows users may install using the packaged .exe installer found at this link or
+    use [Chocolatey](https://chocolatey.org/) (i.e., `choco install smartmontools`).
+  * Mac OS users may install using the packaged .dmg installer found at this link or
+    use [Homebrew](https://brew.sh/) (i.e., `brew install smartmontools`).
+  * Linux users may check for smartmontools using `smartctl -V`, if not installed use
+    your distribution's package manager to install `smartmontools`
+    (e.g., `apt-get install smartmontools`, `yum install smartmontools`, etc.)
 
 ## Changelog
 ### v0.4 (17 Aug 2019)
diff --git a/snapraid-runner.conf.example b/snapraid-runner.conf.example
index 5c6cf6f..32a7bc4 100644
--- a/snapraid-runner.conf.example
+++ b/snapraid-runner.conf.example
@@ -7,6 +7,7 @@ config = snapraid.conf
 deletethreshold = 40
 ; if you want touch to be ran each time
 touch = false
+; prints a SMART report of all the disks of the array.
 smart = true
 
 [logging]
diff --git a/snapraid-runner.py b/snapraid-runner.py
index bd28be9..44b013b 100644
--- a/snapraid-runner.py
+++ b/snapraid-runner.py
@@ -165,6 +165,7 @@ def load_config(args):
     config["scrub"]["enabled"] = (config["scrub"]["enabled"].lower() == "true")
     config["email"]["short"] = (config["email"]["short"].lower() == "true")
     config["snapraid"]["touch"] = (config["snapraid"]["touch"].lower() == "true")
+    config["snapraid"]["smart"] = (config["snapraid"]["smart"].lower() == "true")
 
     if args.scrub is not None:
         config["scrub"]["enabled"] = args.scrub
@@ -261,7 +262,11 @@ def run():
         logging.info("*" * 60)
     if config["snapraid"]["smart"]:
         logging.info("Running smart...")
-        snapraid_command("smart", log_output=True)
+        try:
+            snapraid_command("smart", log_output=True)
+        except subprocess.CalledProcessError as e:
+            logging.error(e)
+            finish(False)
         logging.info("*" * 60)
 
     logging.info("Running diff...")