diff --git a/meta-parsec/recipes-parsec/parsec-service/parsec-service_1.5.0.bb b/meta-parsec/recipes-parsec/parsec-service/parsec-service_1.5.0.bb
index d88f1b2..c5f9978 100644
--- a/meta-parsec/recipes-parsec/parsec-service/parsec-service_1.5.0.bb
+++ b/meta-parsec/recipes-parsec/parsec-service/parsec-service_1.5.0.bb
@@ -16,9 +16,8 @@ SRC_URI[parsec-service-1.5.0.sha256sum] = "819f1f658a1c62fee1b4986fe33232d5dc539
 
 B = "${CARGO_VENDORING_DIRECTORY}/${BP}"
 
-PACKAGECONFIG ??= "PKCS11 MBED-CRYPTO"
 have_TPM = "${@bb.utils.contains('DISTRO_FEATURES', 'tpm2', 'TPM', '', d)}"
-PACKAGECONFIG:append = " ${@bb.utils.contains('BBFILE_COLLECTIONS', 'tpm-layer', '${have_TPM}', '', d)}"
+PACKAGECONFIG ??= "PKCS11 MBED-CRYPTO ${@bb.utils.contains('BBFILE_COLLECTIONS', 'tpm-layer', '${have_TPM}', '', d)}"
 
 PACKAGECONFIG[TPM] = "-F tpm-provider -F tss-esapi/generate-bindings,,tpm2-tss,tpm2-tss libtss2-tcti-device"
 PACKAGECONFIG[PKCS11] = "-F pkcs11-provider -F cryptoki/generate-bindings,"