diff --git a/gradle.properties b/gradle.properties
index 8bee08b60de..40764dc1791 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,2 +1,6 @@
 org.gradle.parallel=false
 org.gradle.jvmargs=-XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError -Xmx1024m -Dfile.encoding=utf-8
+
+# TODO: This is a workaround for a JDK11 bug which causes test coverage upload to fail.
+# Remove it when https://bugs.openjdk.java.net/browse/JDK-8221253 is fixed.
+systemProp.jdk.tls.client.protocols="TLSv1,TLSv1.1,TLSv1.2"