diff --git a/src/main.zig b/src/main.zig
index ec0eb74e9338f30f0fc9dc8a7b79afe1739de422..397bead30c59131102133c702dd090f794559ed8 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1703,6 +1703,8 @@ fn buildOutputType(
                     .undefined => {
                         if (mem.eql(u8, "dynamic_lookup", it.only_arg)) {
                             linker_allow_shlib_undefined = true;
+                        } else if (mem.eql(u8, "error", it.only_arg)) {
+                            linker_allow_shlib_undefined = false;
                         } else {
                             fatal("unsupported -undefined option '{s}'", .{it.only_arg});
                         }
@@ -2071,6 +2073,8 @@ fn buildOutputType(
                     }
                     if (mem.eql(u8, "dynamic_lookup", linker_args.items[i])) {
                         linker_allow_shlib_undefined = true;
+                    } else if (mem.eql(u8, "error", linker_args.items[i])) {
+                        linker_allow_shlib_undefined = false;
                     } else {
                         fatal("unsupported -undefined option '{s}'", .{linker_args.items[i]});
                     }