diff --git a/alpine/APKBUILD b/alpine/APKBUILD
index e2852c5..62ec888 100644
--- a/alpine/APKBUILD
+++ b/alpine/APKBUILD
@@ -12,6 +12,7 @@ makedepends="
 	abseil-cpp-dev
 	bash
 	cmake
+	gnu-libiconv-dev
 	gtest-dev
 	icu-dev
 	linux-headers