diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,7 +31,7 @@
 
 find_package(BZip2)
 set_package_properties(BZip2 PROPERTIES
-    URL "http://www.bzip.org"
+    URL "https://sourceware.org/bzip2/"
     DESCRIPTION "Support for BZip2 compressed files and data streams"
     TYPE RECOMMENDED
     PURPOSE "Support for BZip2 compressed files and data streams"