diff --git a/scripts/gen_fastq.sh b/scripts/gen_fastq.sh
deleted file mode 100644
index 3304563..0000000
--- a/scripts/gen_fastq.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-LINES=10000
-OUT_1=test_1.fq
-OUT_2=test_2.fq
-
-curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR174/ERR174324/ERR174324_1.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_1
-curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR174/ERR174324/ERR174324_2.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_2
diff --git a/scripts/get_fastq.sh b/scripts/get_fastq.sh
old mode 100644
new mode 100755
index db6e9cb..4943dab
--- a/scripts/get_fastq.sh
+++ b/scripts/get_fastq.sh
@@ -1,8 +1,8 @@
 #!/bin/bash
 
-LINES=10000
+LINES=400000
 OUT_1=test_1.fq
 OUT_2=test_2.fq
 
-curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR024/ERR024163/ERR024163_1.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_1
-curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR024/ERR024163/ERR024163_2.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_2
\ No newline at end of file
+curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR174/ERR174324/ERR174324_1.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_1
+curl ftp://ftp.sra.ebi.ac.uk/vol1/fastq/ERR174/ERR174324/ERR174324_2.fastq.gz 2>/dev/null | gunzip | head -n $LINES > $OUT_2