diff --git a/TPMCmd/tpm/include/public/tpm_radix.h b/TPMCmd/tpm/include/public/tpm_radix.h
index 8ffac2cd..6af00ec4 100644
--- a/TPMCmd/tpm/include/public/tpm_radix.h
+++ b/TPMCmd/tpm/include/public/tpm_radix.h
@@ -5,7 +5,7 @@
 #  if defined(__x86_64__) || defined(__x86_64) || defined(__amd64__)                 \
       || defined(__amd64) || defined(_WIN64) || defined(_M_X64) || defined(_M_ARM64) \
       || defined(__aarch64__) || defined(__PPC64__) || defined(__s390x__)            \
-      || defined(__powerpc64__) || defined(__ppc64__)
+      || defined(__powerpc64__) || defined(__ppc64__) || defined(__loongarch_lp64)
 #    define RADIX_BITS 64
 #  elif defined(__i386__) || defined(__i386) || defined(i386) || defined(_WIN32) \
       || defined(_M_IX86)