diff --git a/hw/tpm/meson.build b/hw/tpm/meson.build
index 1c68d81d6a..7abc2d794a 100644
--- a/hw/tpm/meson.build
+++ b/hw/tpm/meson.build
@@ -2,7 +2,7 @@ softmmu_ss.add(when: 'CONFIG_TPM_TIS', if_true: files('tpm_tis_common.c'))
 softmmu_ss.add(when: 'CONFIG_TPM_TIS_ISA', if_true: files('tpm_tis_isa.c'))
 softmmu_ss.add(when: 'CONFIG_TPM_TIS_SYSBUS', if_true: files('tpm_tis_sysbus.c'))
 softmmu_ss.add(when: 'CONFIG_TPM_CRB', if_true: files('tpm_crb.c'))
+softmmu_ss.add(when: 'CONFIG_TPM_TIS', if_true: files('tpm_ppi.c'))
+softmmu_ss.add(when: 'CONFIG_TPM_CRB', if_true: files('tpm_ppi.c'))
 
-specific_ss.add(when: ['CONFIG_SOFTMMU', 'CONFIG_TPM_TIS'], if_true: files('tpm_ppi.c'))
-specific_ss.add(when: ['CONFIG_SOFTMMU', 'CONFIG_TPM_CRB'], if_true: files('tpm_ppi.c'))
 specific_ss.add(when: 'CONFIG_TPM_SPAPR', if_true: files('tpm_spapr.c'))