1 files changed, 5 insertions, 0 deletions
diff --git a/internal/app/spcontainer.go b/internal/app/spcontainer.go
index bce0e200..3827fa2e 100644
--- a/internal/app/spcontainer.go
+++ b/internal/app/spcontainer.go
@@ -1,6 +1,7 @@
 package app
 
 import (
+	"encoding/gob"
 	"errors"
 	"io/fs"
 	"os"
@@ -19,6 +20,8 @@ import (
 
 const varRunNscd = fhs.Var + "run/nscd"
 
+func init() { gob.Register(new(spParamsOp)) }
+
 // spParamsOp initialises unordered fields of [container.Params] and the optional root filesystem.
 // This outcomeOp is hardcoded to always run first.
 type spParamsOp struct {
@@ -113,6 +116,8 @@ func (s *spParamsOp) toContainer(state *outcomeStateParams) error {
 	return nil
 }
 
+func init() { gob.Register(spFilesystemOp{}) }
+
 // spFilesystemOp applies configured filesystems to [container.Params], excluding the optional root filesystem.
 type spFilesystemOp struct{}