--- a/src/String.c
+++ b/src/String.c
@@ -322,7 +322,7 @@ ZyanStatus ZydisStringAppendDecU(ZyanStr
         ZYAN_CHECK(ZydisStringAppend(string, prefix));
     }
 
-#if defined(ZYAN_X64) || defined(ZYAN_AARCH64) || defined(ZYAN_PPC64) || defined(ZYAN_RISCV64) || defined(ZYAN_LOONGARCH)
+#if defined(ZYAN_X64) || defined(ZYAN_AARCH64) || defined(ZYAN_PPC64) || defined(ZYAN_RISCV64) || defined(ZYAN_LOONGARCH) || defined(ZYAN_ALPHA)
     ZYAN_CHECK(ZydisStringAppendDecU64(string, value, padding_length));
 #else
     if (value & 0xFFFFFFFF00000000)
@@ -348,7 +348,7 @@ ZyanStatus ZydisStringAppendHexU(ZyanStr
         ZYAN_CHECK(ZydisStringAppend(string, prefix));
     }
 
-#if defined(ZYAN_X64) || defined(ZYAN_AARCH64) || defined(ZYAN_PPC64) || defined(ZYAN_RISCV64) || defined(ZYAN_LOONGARCH)
+#if defined(ZYAN_X64) || defined(ZYAN_AARCH64) || defined(ZYAN_PPC64) || defined(ZYAN_RISCV64) || defined(ZYAN_LOONGARCH) || defined(ZYAN_ALPHA)
     ZYAN_CHECK(ZydisStringAppendHexU64(string, value, padding_length, force_leading_number,
         uppercase));
 #else