diff --git a/include/exec/target_long.h b/include/exec/target_long.h
index 93c9472971..3cd8e26a23 100644
--- a/include/exec/target_long.h
+++ b/include/exec/target_long.h
@@ -29,12 +29,14 @@ typedef uint32_t target_ulong;
 #define TARGET_FMT_lx "%08x"
 #define TARGET_FMT_ld "%d"
 #define TARGET_FMT_lu "%u"
+#define MO_TL MO_32
 #elif TARGET_LONG_SIZE == 8
 typedef int64_t target_long;
 typedef uint64_t target_ulong;
 #define TARGET_FMT_lx "%016" PRIx64
 #define TARGET_FMT_ld "%" PRId64
 #define TARGET_FMT_lu "%" PRIu64
+#define MO_TL MO_64
 #else
 #error TARGET_LONG_SIZE undefined
 #endif