diff --git a/lcode.c b/lcode.c
index c25226ab..42670794 100644
--- a/lcode.c
+++ b/lcode.c
@@ -1837,8 +1837,8 @@ static int finaltarget (Instruction *code, int i) {
     Instruction pc = code[i];
     if (GET_OPCODE(pc) != OP_JMP)
       break;
-     else
-       i += GETARG_sJ(pc) + 1;
+    else
+      i += GETARG_sJ(pc) + 1;
   }
   return i;
 }
diff --git a/lopcodes.c b/lopcodes.c
index 5533b517..092c3902 100644
--- a/lopcodes.c
+++ b/lopcodes.c
@@ -68,8 +68,8 @@ LUAI_DDEF const lu_byte luaP_opmodes[NUM_OPCODES] = {
  ,opmode(0, 0, 0, 0, 1, iABC)		/* OP_SHL */
  ,opmode(0, 0, 0, 0, 1, iABC)		/* OP_SHR */
  ,opmode(1, 0, 0, 0, 0, iABC)		/* OP_MMBIN */
- ,opmode(1, 0, 0, 0, 0, iABC)		/* OP_MMBINI*/
- ,opmode(1, 0, 0, 0, 0, iABC)		/* OP_MMBINK*/
+ ,opmode(1, 0, 0, 0, 0, iABC)		/* OP_MMBINI */
+ ,opmode(1, 0, 0, 0, 0, iABC)		/* OP_MMBINK */
  ,opmode(0, 0, 0, 0, 1, iABC)		/* OP_UNM */
  ,opmode(0, 0, 0, 0, 1, iABC)		/* OP_BNOT */
  ,opmode(0, 0, 0, 0, 1, iABC)		/* OP_NOT */
diff --git a/lutf8lib.c b/lutf8lib.c
index 04bbfa56..4c9784e0 100644
--- a/lutf8lib.c
+++ b/lutf8lib.c
@@ -192,22 +192,22 @@ static int byteoffset (lua_State *L) {
     if (iscontp(s + posi))
       return luaL_error(L, "initial position is a continuation byte");
     if (n < 0) {
-       while (n < 0 && posi > 0) {  /* move back */
-         do {  /* find beginning of previous character */
-           posi--;
-         } while (posi > 0 && iscontp(s + posi));
-         n++;
-       }
-     }
-     else {
-       n--;  /* do not move for 1st character */
-       while (n > 0 && posi < (lua_Integer)len) {
-         do {  /* find beginning of next character */
-           posi++;
-         } while (iscontp(s + posi));  /* (cannot pass final '\0') */
-         n--;
-       }
-     }
+      while (n < 0 && posi > 0) {  /* move back */
+        do {  /* find beginning of previous character */
+          posi--;
+        } while (posi > 0 && iscontp(s + posi));
+        n++;
+      }
+    }
+    else {
+      n--;  /* do not move for 1st character */
+      while (n > 0 && posi < (lua_Integer)len) {
+        do {  /* find beginning of next character */
+          posi++;
+        } while (iscontp(s + posi));  /* (cannot pass final '\0') */
+        n--;
+      }
+    }
   }
   if (n != 0) {  /* did not find given character? */
     luaL_pushfail(L);