diff --git a/dasharo-security/tpm-support.robot b/dasharo-security/tpm-support.robot
index b2501488b..99a72d16c 100644
--- a/dasharo-security/tpm-support.robot
+++ b/dasharo-security/tpm-support.robot
@@ -124,8 +124,8 @@ TPM003.003 Check TPM Physical Presence Interface (Windows)
 # TPM003.004 Change active PCR banks with TPM PPI (firmware)
 #    [Documentation]    This test aims to verify that the TPM Physical Presence
 #    ...    Interface is working properly in the firmware by changing active TPM PCR banks.
-#    Skip If    not ${TPM_SUPPORTED_VERSION}    TPM003.004 not supported
-#    Skip If    not ${tests_in_ubuntu_support}    TPM003.004 not supported
+#    Skip If    not ${TPM_SUPPORTED_VERSION} == None    TPM003.004 not supported
+#    Skip If    not ${TESTS_IN_UBUNTU_SUPPORT}    TPM003.004 not supported
 # TODO: https://docs.dasharo.com/unified-test-documentation/dasharo-security/200-tpm-support/#tpm003004-change-active-pcr-banks-with-tpm-ppi-firmware
 
 
diff --git a/platform-configs/protectli-vp6650.robot b/platform-configs/protectli-vp6650.robot
index 327d7422c..3d83fc8f5 100644
--- a/platform-configs/protectli-vp6650.robot
+++ b/platform-configs/protectli-vp6650.robot
@@ -28,5 +28,3 @@ ${PLATFORM_RAM_SIZE}=           65536
 ...                             64-62-66-22-84-f6
 ...                             64-62-66-22-84-f7
 ...                             64-62-66-22-84-f8
-
-${TPM_SUPPORTED_VERSION}=       ${None}