diff --git a/gradle.properties b/gradle.properties
index 2cf7165..2b9cd45 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 kotlin.code.style=official
 kotlin_version=1.3.72
 kotlin_coroutines_version=1.3.8
-kotlin_serialisation_runtime_version=0.20.0
+kotlin_serialisation_runtime_version=0.20.0-1.4.0-dev-5730
 klock_version=1.11.14
 ktor_version=1.3.2