diff --git a/tcg/tcg-runtime.c b/tcg/tcg-runtime.c
index f41703ec8..575da4302 100644
--- a/tcg/tcg-runtime.c
+++ b/tcg/tcg-runtime.c
@@ -53,7 +53,7 @@ int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2)
 
 int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2)
 {
-    return arg1 / arg2;
+    return arg1 % arg2;
 }
 
 uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2)
@@ -63,6 +63,6 @@ uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2)
 
 uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2)
 {
-    return arg1 / arg2;
+    return arg1 % arg2;
 }