diff --git a/cpc.c b/cpc.c
index 9a40e0c..1c81481 100644
--- a/cpc.c
+++ b/cpc.c
@@ -661,9 +661,10 @@ void write_as() {
     fd = open("assemble", 0x0001 | 0x0200);
     buffer = malloc(100);
     while (code_dump < code) {
-        sprintf(buffer, "(%lld) %8.4s", ++code_dump, insts + (*code_dump * 5));
+        ++code_dump;
+        sprintf(buffer, "(%lld) %8.4s", (long long)code_dump, insts + (*code_dump * 5));
         write(fd, buffer, strlen(buffer));
-        if (*code_dump < RET) sprintf(buffer, " %lld\n", *++code_dump);
+        if (*code_dump < RET) sprintf(buffer, " %lld\n", (long long)*++code_dump);
         else {buffer[0] = '\n'; buffer[1] = '\0';}
         write(fd, buffer, strlen(buffer));
     }