diff --git a/zen/ssb_INIT.sh b/zen/ssb_INIT.sh
index 37abb44..03a0731 100755
--- a/zen/ssb_INIT.sh
+++ b/zen/ssb_INIT.sh
@@ -48,7 +48,7 @@ g1pub=$(cat ~/.ssb/secret.dunikey | grep 'pub:' | cut -d ' ' -f 2)
 # GET NODE disk performance. TODO, publish and use as IPFS repartition 
 echo "DISK PERFORMANCE TESTING"
 [[ -f ~/.zen/test.disk ]] && rm -f ~/.zen/test.disk
-diskperf=$(dd if=/dev/zero of=~/.zen/test.disk bs=10M count=1 oflag=dsync 2>&1 | tail -n 1 | sed s/\,/\ -/g | cut -d '-' -f 4)
+diskperf=$(dd if=/dev/zero of=~/.zen/test.disk bs=10M count=1 oflag=dsync 2>&1 | tail -n 1 | sed s/\,\ /\ -/g | cut -d '-' -f 4)
 
 # IPFS LOCAL REPOSITORY for Node Identity G1 + SSB 
 mkdir -p ~/.zen/ipfs/.$ipfsnodeid/G1SSB