diff --git a/deployment/.env b/deployment/.env
index 932dfa0..3cc04f7 100644
--- a/deployment/.env
+++ b/deployment/.env
@@ -248,8 +248,8 @@ PYTHONPATH=/home/web/django_project:/geonode
 USE_DEFAULT_GEOSERVER_STYLE=False
 INITIAL_FIXTURES=True
 
-VERSION=4.6.1
-ISTSOS_VERSION=2.4.1-4
+VERSION=4.6.2
+ISTSOS_VERSION=2.4.1-5
 
 # ------ GEOSERVER ------
 STABLE_EXTENSIONS=web-resource-plugin,netcdf-out-plugin
diff --git a/django_project/gwml2 b/django_project/gwml2
index 5f17636..e5a112e 160000
--- a/django_project/gwml2
+++ b/django_project/gwml2
@@ -1 +1 @@
-Subproject commit 5f17636c95c57cc8044594745d2cf69bc5c0bb1a
+Subproject commit e5a112e6ea852c74c30e9627c1d0aeb082e9934d
diff --git a/django_project/igrac_api/README.md b/django_project/igrac_api/README.md
new file mode 100644
index 0000000..400d4c7
--- /dev/null
+++ b/django_project/igrac_api/README.md
@@ -0,0 +1,15 @@
+# IGRAC API
+
+Igrac API is used to fetch data using API with xml format.
+Technically it is using istSOS with version 1.0.0
+
+GetCapabilities
+```
+http://localhost/istsos?service=SOS&request=GetCapabilities&api-key=<api-key>
+```
+
+
+DescribeSensor
+```
+https://localhost/istsos?service=SOS&version=1.0.0&request=DescribeSensor&procedure=<procedure-id>&outputFormat=text/xml;subtype="sensorML/1.0.1"&api-key=<api-key>
+```
\ No newline at end of file
diff --git a/django_project/version/version.txt b/django_project/version/version.txt
index f4fa8fc..3208b09 100644
--- a/django_project/version/version.txt
+++ b/django_project/version/version.txt
@@ -1 +1 @@
-4.6.1
\ No newline at end of file
+4.6.2
\ No newline at end of file
diff --git a/istsos2 b/istsos2
index 7889f96..4e5db9a 160000
--- a/istsos2
+++ b/istsos2
@@ -1 +1 @@
-Subproject commit 7889f966b38e48736392c05a6888f2ae31fc4dcf
+Subproject commit 4e5db9a88fc8974625f47b32a2e23380bfb13e20