Version 1.3.9
diff --git a/gradle.properties b/gradle.properties
index 6a1ae65..238a9c6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,13 +3,13 @@
 #
 
 # Kotlin
-version=1.3.8-SNAPSHOT
+version=1.3.9-SNAPSHOT
 group=org.jetbrains.kotlinx
-kotlin_version=1.3.71
+kotlin_version=1.4.0
 
 # Dependencies
 junit_version=4.12
-atomicfu_version=0.14.2
+atomicfu_version=0.14.4
 knit_version=0.1.3
 html_version=0.6.8
 lincheck_version=2.7.1
@@ -59,4 +59,4 @@
 # This is commented out, and the property is set conditionally in build.gradle, because 1.3.71 doesn't work with it.
 # Once this property is set by default in new versions or 1.3.71 is dropped, either uncomment or remove this line.
 #kotlin.mpp.enableGranularSourceSetsMetadata=true
-kotlin.mpp.enableCompatibilityMetadataVariant=true
\ No newline at end of file
+kotlin.mpp.enableCompatibilityMetadataVariant=true