diff --git a/pkgs/development/libraries/libatomic_ops/default.upstream b/pkgs/development/libraries/libatomic_ops/default.upstream
deleted file mode 100644
index c9fd4554e4a1..000000000000
--- a/pkgs/development/libraries/libatomic_ops/default.upstream
+++ /dev/null
@@ -1 +0,0 @@
-url https://github.com/ivmai/libatomic_ops/wiki/Download