diff --git a/third_party/CMakeLists.txt b/third_party/CMakeLists.txt
index 42c5a9014..aa687804f 100644
--- a/third_party/CMakeLists.txt
+++ b/third_party/CMakeLists.txt
@@ -141,6 +141,7 @@ set(ENABLE_CAT OFF CACHE BOOL "Enable cat building")
 set(ENABLE_TAR OFF CACHE BOOL "Enable tar building")
 set(ENABLE_CPIO OFF CACHE BOOL "Enable cpio building")
 set(ENABLE_LIBB2 OFF CACHE BOOL "Enable the use of the system LIBB2 library if found")
+set(ENABLE_ICONV OFF CACHE BOOL "Enable iconv support")
 add_subdirectory(libarchive)
 target_include_directories(archive_static INTERFACE
   $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/libarchive/libarchive>)