diff --git a/third_party/CMakeLists.txt b/third_party/CMakeLists.txt
index bee69e08e..1b4c925fd 100644
--- a/third_party/CMakeLists.txt
+++ b/third_party/CMakeLists.txt
@@ -35,13 +35,6 @@ if(SUPERBUILD)
         build_target(grpc)
     endif()
 
-    if(NOT BUILD_WITHOUT_CURL)
-        if(NOT IOS)
-            build_target(zlib-ng)
-        endif()
-        build_target(curl)
-    endif()
-
     if(BUILD_TESTING)
         build_target(gtest)
     endif()