diff --git a/gradle.properties b/gradle.properties
index bdf2a392..ab6cf7bf 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -8,7 +8,7 @@ natsVersion=2.8.0
 puppycrawlCheckstyleVersion=8.18
 testngVersion=7.4.0
 
-stdlibCryptoVersion=1.1.0-alpha8-20210423-154700-0815f50
-stdlibLogVersion=1.1.0-alpha8-20210423-155000-8992219
-stdlibTimeVersion=2.0.0-alpha9-20210423-154100-d2168a9
-stdlibIoVersion=0.6.0-alpha8-20210423-153800-33847a5
+stdlibCryptoVersion=1.1.0-alpha8
+stdlibLogVersion=1.1.0-alpha8
+stdlibTimeVersion=2.0.0-alpha9
+stdlibIoVersion=0.6.0-alpha8