diff --git a/native_engine/impl/ark/cj_support.cpp b/native_engine/impl/ark/cj_support.cpp
index 07baad23da41df04558c47f0f3fa88d21a2a576a..d696c511caba914577984e09c79a305bf79dd13e 100644
--- a/native_engine/impl/ark/cj_support.cpp
+++ b/native_engine/impl/ark/cj_support.cpp
@@ -87,7 +87,7 @@ static bool HasCJMetadata(int fd)
 
     if (shstrndx != SHN_UNDEF && shstrndx < shnum) {
         Elf64_Shdr shstrtabHdr;
-        const Elf64_Off shdrOffset = ehdr.e_shoff + shstrndx * ehdr.e_shentsize;
+        const Elf64_Off shdrOffset = ehdr.e_shoff + static_cast<Elf64_Off>(shstrndx) * ehdr.e_shentsize;
         if (pread(fd, &shstrtabHdr, sizeof(shstrtabHdr), shdrOffset) != sizeof(shstrtabHdr)) {
             return false;
         }