diff --git a/subprojects/libiconv.wrap b/subprojects/libiconv.wrap
index 2e269def..d08cc477 100644
--- a/subprojects/libiconv.wrap
+++ b/subprojects/libiconv.wrap
@@ -1,5 +1,6 @@
 [wrap-file]
 source_url = https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.18.tar.gz
+source_fallback_url = https://mirrors.ocf.berkeley.edu/gnu/libiconv/libiconv-1.18.tar.gz
 source_filename = libiconv.tar.gz
 source_hash = 3b08f5f4f9b4eb82f151a7040bfd6fe6c6fb922efe4b1659c66ea933276965e8
 directory = libiconv-1.18