diff --git a/src/url-copy/CMakeLists.txt b/src/url-copy/CMakeLists.txt
index 5a71c9f..1c12ee3 100644
--- a/src/url-copy/CMakeLists.txt
+++ b/src/url-copy/CMakeLists.txt
@@ -35,7 +35,7 @@ include_directories (/usr/include/gfal2)
 find_package (GLIB2)
 include_directories (${GLIB2_INCLUDE_DIRS})
 
-find_package (Boost COMPONENTS thread)
+find_package (Boost COMPONENTS thread atomic)
 
 set(fts_url_copy_SOURCES args.cpp
                          main.cpp