diff --git a/src/link/Coff/lld.zig b/src/link/Coff/lld.zig
index da09505e90..7702062eae 100644
--- a/src/link/Coff/lld.zig
+++ b/src/link/Coff/lld.zig
@@ -98,6 +98,8 @@ pub fn linkWithLLD(self: *Coff, comp: *Compilation, prog_node: *std.Progress.Nod
         // strip does not need to go into the linker hash because it is part of the hash namespace
         man.hash.addOptional(self.base.options.major_subsystem_version);
         man.hash.addOptional(self.base.options.minor_subsystem_version);
+        man.hash.addOptional(self.base.options.version);
+        man.hash.addOptionalBytes(self.base.options.module_definition_file);
 
         // We don't actually care whether it's a cache hit or miss; we just need the digest and the lock.
         _ = try man.hit();