diff --git a/sections/cper-section-ccix-per.h b/sections/cper-section-ccix-per.h
index 0fbefe5..f74f952 100644
--- a/sections/cper-section-ccix-per.h
+++ b/sections/cper-section-ccix-per.h
@@ -15,7 +15,7 @@
     UINT8 CcixSourceId;
     UINT8 CcixPortId;
     UINT16 Reserved;
-} EFI_CCIX_PER_LOG_DATA;
+} __attribute__((packed, aligned(1))) EFI_CCIX_PER_LOG_DATA;
 
 json_object* cper_section_ccix_per_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor);
 void ir_section_ccix_per_to_cper(json_object* section, FILE* out);