diff --git a/buildSrc/gradle.properties b/buildSrc/gradle.properties
index 8022540..7ab643a 100644
--- a/buildSrc/gradle.properties
+++ b/buildSrc/gradle.properties
@@ -1,4 +1,4 @@
 jacksonVersion = 2.13.4
 unirestVersion=3.13.10
 
-cordaApiVersion=5.0.0.665-Gecko-RC03
+cordaApiVersion=5.0.0.665-Gecko1.0
diff --git a/gradle.properties b/gradle.properties
index 3639d1d..c2b0246 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,15 +2,15 @@ kotlin.code.style=official
 
 # Specify the version of the Corda-API to use.
 # This needs to match the version supported by the Corda Cluster the CorDapp will run on.
-cordaApiVersion=5.0.0.665-Gecko-RC03
+cordaApiVersion=5.0.0.665-Gecko1.0
 
 # Settings For Development Utilities
-combinedWorkerVersion=5.0.0.0-Gecko-RC03
-simulatorVersion=5.0.0.0-Gecko-RC03
+combinedWorkerVersion=5.0.0.0-Gecko1.0
+simulatorVersion=5.0.0.0-Gecko1.0
 
 # Specify the version of the notary plugins to use.
 # Currently packaged as part of corda-runtime-os, so should be set to a corda-runtime-os version.
-cordaNotaryPluginsVersion=5.0.0.0-Gecko-RC03
+cordaNotaryPluginsVersion=5.0.0.0-Gecko1.0
 
 # Specify the version of the cordapp-cpb and cordapp-cpk plugins
 cordaPluginsVersion=7.0.1