diff --git a/pkg/blueprint/customizations.go b/pkg/blueprint/customizations.go
index b863e61bd8..ea634de156 100644
--- a/pkg/blueprint/customizations.go
+++ b/pkg/blueprint/customizations.go
@@ -33,7 +33,7 @@ type Customizations struct {
 	Installer          *InstallerCustomization        `json:"installer,omitempty" toml:"installer,omitempty"`
 	RPM                *RPMCustomization              `json:"rpm,omitempty" toml:"rpm,omitempty"`
 	RHSM               *RHSMCustomization             `json:"rhsm,omitempty" toml:"rhsm,omitempty"`
-	CACerts            *CACustomization               `json:"cacerts,omitempty" toml:"ca,omitempty"`
+	CACerts            *CACustomization               `json:"cacerts,omitempty" toml:"cacerts,omitempty"`
 }
 
 type IgnitionCustomization struct {