diff --git a/test/auto-pts/coverage.sh b/test/auto-pts/coverage.sh
index ef83d978f..853c19640 100755
--- a/test/auto-pts/coverage.sh
+++ b/test/auto-pts/coverage.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
-# collect traces from auto-pts run
-lcov --capture --rc lcov_branch_coverage=1 --directory . --exclude "/Applications/*" --exclude "/Library/*" --exclude "/usr/*" --exclude "*/test/*" --output-file coverage-pts.info
+# collect traces from auto-pts run (exclude chipset/zephyr)
+lcov --capture --rc lcov_branch_coverage=1 --directory . --exclude "/Applications/*" --exclude "/Library/*" --exclude "/usr/*" --exclude "*/test/*"  --exclude "*/chipset/*" --output-file coverage-pts.info
 
 # optional: download unit tests, merge and filter results like in ../Makefile