diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 9574b1f..e28e9ba 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,3 +1,4 @@
+v1.0.305: Update SSL Certificates for OpenBuildsCAM integration
 v1.0.304: Inch mode DRO edit use 3 Decimal places as per #216, Updated SSL Certificates
 v1.0.303: Updated Interface Probe Macros
 v1.0.302: Pi Install Script updated to support 2021-03-04-raspios-buster-armhf
diff --git a/Cert Update Procedure.txt b/Cert Update Procedure.txt
new file mode 100644
index 0000000..be51ae8
--- /dev/null
+++ b/Cert Update Procedure.txt	
@@ -0,0 +1,7 @@
+1) ssh to server
+2) Run certbot -d mymachine.openbuilds.com --manual --preferred-challenges dns certonly
+3) Update DNS record 
+4) Continue with CertBot
+5) scp /etc/letsencrypt/archive/mymachine.openbuilds.com 
+- copy fullchain1.pem and privkey1.pem to CONTROL root directory
+6) Build and Deploy
\ No newline at end of file
diff --git a/fullchain1.pem b/fullchain1.pem
index 821a9fc..948bf73 100644
--- a/fullchain1.pem
+++ b/fullchain1.pem
@@ -1,32 +1,32 @@
 -----BEGIN CERTIFICATE-----
-MIIFNDCCBBygAwIBAgISBC1qhmMDv2Oxyo6+8IDP0PsTMA0GCSqGSIb3DQEBCwUA
+MIIFNDCCBBygAwIBAgISA7xSior1O8o/eUSbjuhwbSKYMA0GCSqGSIb3DQEBCwUA
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+OPsHnl2EwTc87eNubvvUPHB9mn9zu4qKr/bvdGTc5nwAzQF3pAGr6A==
 -----END CERTIFICATE-----
 -----BEGIN CERTIFICATE-----
 MIIFFjCCAv6gAwIBAgIRAJErCErPDBinU/bWLiWnX1owDQYJKoZIhvcNAQELBQAw
diff --git a/package.json b/package.json
index 59ff575..07f2157 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "OpenBuildsCONTROL",
-  "version": "1.0.304",
+  "version": "1.0.305",
   "license": "AGPL-3.0",
   "description": "OpenBuildsCONTROL CNC Machine Interface Software",
   "author": "github.com/openbuilds <support@openbuilds.com>",
diff --git a/privkey1.pem b/privkey1.pem
index 2adc782..99f87d2 100644
--- a/privkey1.pem
+++ b/privkey1.pem
@@ -1,28 +1,28 @@
 -----BEGIN PRIVATE KEY-----
-MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQC31OzrJjhztB+Z
-D9Ycptn5EKD2307r5HB16QEGn2Acikbhsfykfqn7TmGqORA0+d15t6hhI2UNr9Yv
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-4ajuas3EmcRZ20mon3QbSOXXixDPVmP/SvtMpTijf0a+vJkkjkEsf2FVhK8GLlXl
-R2oT8HsECS92jQmapGgO1Lu3wpI9Td3rp/vnu311F8vBcEZ6l/dnHCHEmVvMkMXX
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+0fTVhmTIqAjsq1u/DgZg2Fs=
 -----END PRIVATE KEY-----