diff --git a/scripts/expenses/resume_expenses.sh b/scripts/expenses/resume_expenses.sh
index 6872bd01e5e63b003407f1bb42ed1a15f590f8f9..5401470d6de2214ab256a9c62853203749b7de6a 100755
--- a/scripts/expenses/resume_expenses.sh
+++ b/scripts/expenses/resume_expenses.sh
@@ -20,9 +20,4 @@ columnId=$(sed s/"${4}".*$/"${4}"/ $path/tmp.csv | sed -e 's/\t/\n/g' | wc -l)
 rm -f $path/tmp.csv $path/header.csv
 
 cmd="\$$columnId == \"${filter}\""
-
-# Print selected column's name:
-# cmd2="{ print \$$columnId }"
-# head -n1 "${input}" | awk -F $'\t' "$cmd2"
-
-cat "${input}" | awk -F $'\t' "$cmd" > "$output"
+cat "${input}" | tr -d '\000' | awk -F $'\t' "$cmd" > "$output"
diff --git a/scripts/travel_allowances/resume_travel_allowance.sh b/scripts/travel_allowances/resume_travel_allowance.sh
index 5c04db503fbdac09140265ca47b151eca0a880fd..8e6414c59548888b40bb2cc67dd2ca86b4e757d9 100755
--- a/scripts/travel_allowances/resume_travel_allowance.sh
+++ b/scripts/travel_allowances/resume_travel_allowance.sh
@@ -20,9 +20,4 @@ columnId=$(sed s/"${4}".*$/"${4}"/ $path/tmp.csv | sed -e 's/\t/\n/g' | wc -l)
 rm -f $path/tmp.csv $path/header.csv
 
 cmd="\$$columnId == \"${filter}\""
-
-# Print selected column's name:
-# cmd2="{ print \$$columnId }"
-# head -n1 "${input}" | awk -F $'\t' "$cmd2"
-
-cat "${input}" | awk -F $'\t' "$cmd" > "$output"
+cat "${input}" | tr -d '\000' | awk -F $'\t' "$cmd" > "$output"
diff --git a/scripts/workers/resume_register.sh b/scripts/workers/resume_register.sh
index 80361842966ca3f322b8bcb546e48829bded195a..270c831c86e408b94fa655ded0f7c4665c6ee5f5 100755
--- a/scripts/workers/resume_register.sh
+++ b/scripts/workers/resume_register.sh
@@ -20,5 +20,4 @@ columnId=`expr $columnId + 1`
 rm -f $path/tmp.csv $path/header.csv
 
 cmd="\$$columnId == \"${filter}\""
-
-cat "${input}" | awk -F $'\t' "$cmd" | tr -d '\000' > "$output"
+cat "${input}" | tr -d '\000' | awk -F $'\t' "$cmd" > "$output"