diff --git a/CTestConfig.cmake b/CTestConfig.cmake
index 62f68ac..efccad4 100644
--- a/CTestConfig.cmake
+++ b/CTestConfig.cmake
@@ -1,7 +1,7 @@
 set(CTEST_PROJECT_NAME "ITK")
 set(CTEST_NIGHTLY_START_TIME "1:00:00 UTC")
 
-set(CTEST_DROP_METHOD "http")
+set(CTEST_DROP_METHOD "https")
 set(CTEST_DROP_SITE "open.cdash.org")
 set(CTEST_DROP_LOCATION "/submit.php?project=Insight")
 set(CTEST_DROP_SITE_CDASH TRUE)