diff --git a/pkg/funky/injector.go b/pkg/funky/injector.go
index 308fb13..22425c3 100644
--- a/pkg/funky/injector.go
+++ b/pkg/funky/injector.go
@@ -35,6 +35,9 @@ func (i *EnvVarSecretInjector) Inject(req *Request) error {
 
 	secrets := map[string]string{}
 	for _, v := range i.secrets {
+		if v == "" {
+			continue
+		}
 		secrets[v] = os.Getenv("d_secret_" + v)
 	}