diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8baac02e9..a9fd6fd45 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -937,7 +937,9 @@ if(ANDROID)
 endif()
 if(CMAKE_C_COMPILER_ID STREQUAL "Clang" AND ARCH_WIDTH EQUAL "32" AND NOT IOS AND NOT FREEBSD)
   find_library(ATOMIC atomic)
-  list(APPEND EXTRA_LIBRARIES ${ATOMIC})
+  if (ATOMIC_FOUND)
+    list(APPEND EXTRA_LIBRARIES ${ATOMIC})
+  endif()
 endif()
 
 find_path(ZMQ_INCLUDE_PATH zmq.hpp)