diff --git a/meta-tpm/recipes-core/systemd/systemd-boot_%.bbappend b/meta-tpm/recipes-core/systemd/systemd-boot_%.bbappend
index 712a764..55323aa 100644
--- a/meta-tpm/recipes-core/systemd/systemd-boot_%.bbappend
+++ b/meta-tpm/recipes-core/systemd/systemd-boot_%.bbappend
@@ -2,6 +2,6 @@ DEPENDS += "\
     ${@bb.utils.contains('DISTRO_FEATURES', 'tpm2', 'tpm2-tss libtss2 libtss2-tcti-device', '', d)} \
 "
 
-EXTRA_OEMESON:append= "\
+EXTRA_OEMESON:append = "\
     ${@bb.utils.contains('DISTRO_FEATURES', 'tpm2', '-Dtpm2=true', '', d)} \
 "
diff --git a/meta-tpm/recipes-tpm/swtpm/swtpm_0.10.0.bb b/meta-tpm/recipes-tpm/swtpm/swtpm_0.10.0.bb
index 3e58c33..c7159e0 100644
--- a/meta-tpm/recipes-tpm/swtpm/swtpm_0.10.0.bb
+++ b/meta-tpm/recipes-tpm/swtpm/swtpm_0.10.0.bb
@@ -15,8 +15,8 @@ S = "${WORKDIR}/git"
 PARALLEL_MAKE = ""
 inherit autotools pkgconfig perlnative
 
-TSS_USER="tss"
-TSS_GROUP="tss"
+TSS_USER = "tss"
+TSS_GROUP = "tss"
 
 PACKAGECONFIG ?= "openssl gnutls"
 PACKAGECONFIG += "${@bb.utils.contains('DISTRO_FEATURES', 'selinux', 'selinux', '', d)}"
diff --git a/meta-tpm/recipes-tpm2/tpm2-abrmd/tpm2-abrmd_3.0.0.bb b/meta-tpm/recipes-tpm2/tpm2-abrmd/tpm2-abrmd_3.0.0.bb
index 24fd5b5..1b8eff1 100644
--- a/meta-tpm/recipes-tpm2/tpm2-abrmd/tpm2-abrmd_3.0.0.bb
+++ b/meta-tpm/recipes-tpm2/tpm2-abrmd/tpm2-abrmd_3.0.0.bb
@@ -35,7 +35,7 @@ USERADD_PACKAGES = "${PN}"
 GROUPADD_PARAM:${PN} = "tss"
 USERADD_PARAM:${PN} = "--system -M -d /var/lib/tpm -s /bin/false -g tss tss"
 
-PACKAGECONFIG ?="${@bb.utils.contains('DISTRO_FEATURES','systemd','systemd', '', d)}"
+PACKAGECONFIG ?= "${@bb.utils.contains('DISTRO_FEATURES','systemd','systemd', '', d)}"
 PACKAGECONFIG[systemd] = "--with-systemdsystemunitdir=${systemd_system_unitdir}, --with-systemdsystemunitdir=no"
 
 do_install:append() {