diff --git a/nemu/src/utils/elf-parser.c b/nemu/src/utils/elf-parser.c
index df3ac81..7b98a64 100644
--- a/nemu/src/utils/elf-parser.c
+++ b/nemu/src/utils/elf-parser.c
@@ -18,7 +18,7 @@ void init_elf(const char *path) {
   Elf32_Ehdr header;
   Elf32_Shdr section_header[200], *psh;
 
-  func_table = (func_t *)malloc(func_table_size);
+  func_table = (func_t *)calloc(func_table_size, sizeof(func_t));
   FAILED_GOTO(failed_nosym, func_table == NULL);
 
   FAILED_GOTO(failed_nosym, fread(&header, sizeof(Elf32_Ehdr), 1, elf_file) <= 0);