diff --git a/README.md b/README.md
index bf261d5..2d5d95a 100644
--- a/README.md
+++ b/README.md
@@ -27,11 +27,11 @@ All APIs (external, internal and state channels websocket) are exposed to the do
 - external/internal API - http://$DOCKER_HOST_ADDRESS:8080/nodeX
 - channels API - ws://$DOCKER_HOST_ADDRESS:8080/nodeX/channel
 
-For example if one wants to use `node1` API on local docker host the address is: http://localhost:8080/node1/v2/status
+For example if one wants to use `node1` API on local docker host the address is: http://localhost:8080/node1/v3/status
 
 Also the node1 is always available without URL path suffix, for example:
 
-http://localhost:8080/v2/status
+http://localhost:8080/v3/status
 
 Also node1 have the standard port bindings as well:
 
@@ -51,7 +51,7 @@ docker-compose up -d
 Check if the node is running:
 
 ```bash
-curl http://localhost:8080/v2/status
+curl http://localhost:8080/v3/status
 ```
 
 To destroy the network:
@@ -84,7 +84,7 @@ Node names:
 For example to access `node2` API (status), assuming docker host address is `localhost`:
 
 ```bash
-curl http://localhost:8080/node2/v2/status
+curl http://localhost:8080/node2/v3/status
 ```
 
 ### Full infrastructure configuration
diff --git a/nginx/default.conf b/nginx/default.conf
index 7621791..afab52a 100644
--- a/nginx/default.conf
+++ b/nginx/default.conf
@@ -15,12 +15,12 @@ server {
         proxy_pass http://node1:3013/;
     }
 
-    location /v2/debug {
+    location /v3/debug {
         include cors.conf;
         proxy_pass http://node1:3113;
     }
 
-    location = /v2/key-blocks {
+    location = /v3/key-blocks {
         include cors.conf;
         proxy_pass http://node1:3113;
     }
@@ -39,14 +39,14 @@ server {
     # http://nginx.org/en/docs/http/ngx_http_core_module.html#location
 
     # Internal API
-    location ~ ^/(node[0-9]+)/v2/debug/(.*)$ {
+    location ~ ^/(node[0-9]+)/v3/debug/(.*)$ {
         include cors.conf;
-        proxy_pass http://$1:3113/v2/debug/$2;
+        proxy_pass http://$1:3113/v3/debug/$2;
     }
 
-    location ~ ^/(node[0-9]+)/v2/key-blocks$ {
+    location ~ ^/(node[0-9]+)/v3/key-blocks$ {
         include cors.conf;
-        proxy_pass http://$1:3113/v2/key-blocks;
+        proxy_pass http://$1:3113/v3/key-blocks;
     }
 
     location ~ ^/(node[0-9]+)/v3/debug/(.*)$ {
diff --git a/test/healthcheck.sh b/test/healthcheck.sh
index d12a785..c727b7d 100755
--- a/test/healthcheck.sh
+++ b/test/healthcheck.sh
@@ -8,10 +8,10 @@ WEBSOCKET_ADDR=${WEBSOCKET_ADDR:-localhost:3014}
 MIN_PEERS=${MIN_PEERS:-2}
 
 echo "Testing external API: ${EXTERNAL_ADDR}"
-curl -sSf -o /dev/null --retry 6 http://${EXTERNAL_ADDR}/v2/status || exit 2
+curl -sSf -o /dev/null --retry 6 http://${EXTERNAL_ADDR}/v3/status || exit 2
 
 echo "Testing internal API: ${INTERNAL_ADDR}"
-PEERS_COUNT=$(curl -sS ${INTERNAL_ADDR}/v2/debug/peers | grep -o aenode | wc -l)
+PEERS_COUNT=$(curl -sS ${INTERNAL_ADDR}/v3/debug/peers | grep -o aenode | wc -l)
 
 echo "Testing internal API: $PEERS_COUNT peers"
 test $PEERS_COUNT -ge $MIN_PEERS || exit 3