diff --git a/.teamcity/builds/kotlinlang/buidTypes/BuildReferenceDocs.kt b/.teamcity/builds/kotlinlang/buidTypes/BuildReferenceDocs.kt
index 8417234e84d..6b05b8fb249 100644
--- a/.teamcity/builds/kotlinlang/buidTypes/BuildReferenceDocs.kt
+++ b/.teamcity/builds/kotlinlang/buidTypes/BuildReferenceDocs.kt
@@ -18,7 +18,7 @@ object BuildReferenceDocs : BuildType({
   """.trimIndent()
 
   params {
-    param("WEBHELP_FRONTEND_VERSION", "5.13.0")
+    param("WEBHELP_FRONTEND_VERSION", "5.15.0")
     param("WH_DOCS_PATH_REGEX", "docs")
     param("WH_PROJECT_NAME", "kotlin-reference")
   }