diff --git a/pingpong/pingpong.sh b/pingpong/pingpong.sh
index 7d7eb22..96406f1 100755
--- a/pingpong/pingpong.sh
+++ b/pingpong/pingpong.sh
@@ -21,21 +21,21 @@ fi
 for pid in `seq 1 ${NB}`
 do
     # we make the application pipes
-    mkfifo ${REP}${pid}-1-in 2>/dev/null
-    mkfifo ${REP}${pid}-1-out 2>/dev/null
+    mkfifo ${REP}${pid}-1-1-in 2>/dev/null
+    mkfifo ${REP}${pid}-1-1-out 2>/dev/null
 
     # pid index version
-    echo "${pid} 1 5" > ${REP}${SERVICE}
+    echo "${pid} 1 1" > ${REP}${SERVICE}
 
     # the purpose is to send something in the pipe
-    cat /dev/urandom | base64 | head -n 1 > ${REP}${pid}-1-out
+    cat /dev/urandom | base64 | head -n 1 > ${REP}${pid}-1-1-out
     # echo "hello world" > ${REP}${pid}-1-out
 
     # the the service will answer with our message
     echo "pid : ${pid}"
-    cat ${REP}/${pid}-1-in
+    cat ${REP}/${pid}-1-1-in
 done
 
-    echo "clean rep"
-    rm ${REP}/*-in
-    rm ${REP}/*-out
\ No newline at end of file
+echo "clean rep"
+rm ${REP}/*-in
+rm ${REP}/*-out