diff --git a/build.gradle.kts b/build.gradle.kts
index 9a194cf..84e4fae 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -208,6 +208,7 @@ enum class CinteropLibraries {
             LIBZMQ -> {
                 addHeaderFile("zmq.h")
                 addHeaderFile("zmq_utils.h")
+                settings.compilerOpts("-DZMQ_BUILD_DRAFT_API=1")
             }
             LIBCURL -> {
                 addHeaderFile("curl/curl.h")