diff --git a/utils/check-style/check-large-objects.sh b/utils/check-style/check-large-objects.sh
index 04f4e0c3171..5faacae84b9 100755
--- a/utils/check-style/check-large-objects.sh
+++ b/utils/check-style/check-large-objects.sh
@@ -12,7 +12,7 @@ TU_EXCLUDES=(
     Aggregator
 )
 
-if find $1 -name '*.o' | xargs wc -c | grep --regexp='.o$' | sort -rn | awk '{ if ($1 > 50000000) print }' \
+if find $1 -name '*.o' | xargs wc -c | grep --regexp='\.o$' | sort -rn | awk '{ if ($1 > 50000000) print }' \
     | grep -v -f <(printf "%s\n" "${TU_EXCLUDES[@]}")
 then
     echo "^ It's not allowed to have so large translation units."