diff --git a/avocado-preprocessing.sh b/avocado-preprocessing.sh
index 7add3cf..b58b9ab 100755
--- a/avocado-preprocessing.sh
+++ b/avocado-preprocessing.sh
@@ -15,8 +15,8 @@ head -n 1 avocado-updated-2020.csv > header.csv
 head -n -1 avocado-updated-2020.csv | shuf > avocado-updated-2020-shuf.csv
 
 head -n "$1" avocado-updated-2020-shuf.csv > avocado-2020.csv
-declare -i truncated_size=$(wc -l avocado-2020.csv | awk '{print $1}')
-let test_size= $((0.2*$truncated_size))
+let truncated_size=$(wc -l avocado-2020.csv | awk '{print $1}')
+let test_size=$((0.2*$truncated_size))
 let dev_size=$((2*0.2*$truncated_size))
 let train_size=$((2*0.2*$truncated_size+1))