diff --git a/internal/builder/main.go b/internal/builder/main.go
index 5972ebe..aeec3eb 100644
--- a/internal/builder/main.go
+++ b/internal/builder/main.go
@@ -633,7 +633,7 @@ func buildIconv() {
 	srcPath := path.Join(buildDir, "iconv")
 
 	if !exists(zipPath) {
-		download("https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.17.tar.gz", zipPath)
+		download("https://ftp.mirrorservice.org/pub/gnu/libiconv/libiconv-1.17.tar.gz", zipPath)
 	}
 
 	untar(zipPath, srcPath, "libiconv-1.17/")