diff --git a/check-disk-space.sh b/check-disk-space.sh
index e2115c88..1e5d9c6b 100755
--- a/check-disk-space.sh
+++ b/check-disk-space.sh
@@ -3,8 +3,8 @@
 # Threshold for disk usage percentage
 threshold=90
 
-# Get the list of mounted filesystems and their usage
-filesystems=$(df -h --output=target,pcent | tail -n +2)
+# Get the list of mounted filesystems and their usage, excluding pseudo, duplicate, inaccessible file systems, and tmpfs
+filesystems=$(df -h -x tmpfs --output=target,pcent | tail -n +2)
 
 # Iterate over each line of the output
 while IFS= read -r line; do