diff --git a/3rdparty/find_dependencies.cmake b/3rdparty/find_dependencies.cmake
index c3dc3885565..5baf5ec5aab 100644
--- a/3rdparty/find_dependencies.cmake
+++ b/3rdparty/find_dependencies.cmake
@@ -907,6 +907,8 @@ if(NOT USE_SYSTEM_CURL)
         # ```
         # The "Foundation" framework is already linked by GLFW.
         target_link_libraries(3rdparty_curl INTERFACE "-framework SystemConfiguration")
+    elseif(UNIX)
+        target_link_libraries(3rdparty_curl INTERFACE idn2)
     endif()
     target_link_libraries(3rdparty_curl INTERFACE 3rdparty_openssl)
 endif()