diff --git a/driveAtlas.sh b/driveAtlas.sh
index b99ba1b..f5b453b 100644
--- a/driveAtlas.sh
+++ b/driveAtlas.sh
@@ -5,6 +5,12 @@
 # Maps physical drive bays to logical device names using PCI paths
 #==============================================================================
 
+# Shell safety options:
+# -o pipefail: Exit status of pipe is rightmost non-zero exit code
+# Note: Not using -e (errexit) to allow graceful degradation when tools fail
+# Note: Not using -u (nounset) as script uses ${var:-default} patterns
+set -o pipefail
+
 VERSION="1.1.0"
 
 #------------------------------------------------------------------------------