diff --git a/.teamcity/BuildParams.kt b/.teamcity/BuildParams.kt
index fe31c7de00f..037435edc25 100644
--- a/.teamcity/BuildParams.kt
+++ b/.teamcity/BuildParams.kt
@@ -1,9 +1,9 @@
 object BuildParams {
   const val DOKKA_TEMPLATES_VERSION = "1.9.10"
 
-  const val KOTLINX_COROUTINES_RELEASE_TAG = "1.9.0-RC"
+  const val KOTLINX_COROUTINES_RELEASE_TAG = "1.9.0"
   const val KOTLINX_SERIALIZATION_RELEASE_TAG = "v1.7.3"
-  const val KOTLINX_DATETIME_RELEASE_TAG = "v0.6.0"
+  const val KOTLINX_DATETIME_RELEASE_TAG = "v0.6.1"
   const val KOTLINX_IO_RELEASE_TAG = "0.5.4"
   const val KOTLIN_RELEASE_TAG = "v2.0.20"