diff --git a/Creation_fichier_fq_compatible_FROGS b/Creation_fichier_fq_compatible_FROGS
index 66c3464caaff25facf8af001dbaf709275a39cb5..34cf12749e646bcb82ba2f82afe6f82e7f67e8f8 100644
--- a/Creation_fichier_fq_compatible_FROGS
+++ b/Creation_fichier_fq_compatible_FROGS
@@ -6,14 +6,14 @@ mkdir FROGS
 #pour 16S
 for i in *.fasta.gz;
     do a=$(basename $i .gz);
-    zcat $i | awk '{if($0~">"){print $0}else{print "CAGCMGCYGCNGTAANAC"$0"ACTYAAAKGAATTGRCGG"}}' > FROGS/$a;
+    zcat $i | awk 'BEGIN{a=1}{if($0~">"){print $1"_"a;a++}else{print "CAGCMGCYGCNGTAANAC"$0"ACTYAAAKGAATTGRCGG"}}' > FROGS/$a;
     done
 
 #pour 18S
 mkdir FROGS
 for i in *.fasta.gz;
     do a=$(basename $i .gz);
-    zcat $i | awk '{if($0~">"){print $0}else{print "CGATAACGAACGAGACCT"$0"ANTACCGATGAATGGNT"}}' > FROGS/$a;
+    zcat $i | awk 'BEGIN{a=1}{if($0~">"){print $1"_"a;a++}else{print "CGATAACGAACGAGACCT"$0"ANTACCGATGAATGGNT"}}' > FROGS/$a;
     done