diff --git a/resources/ping-pong-mips32/game/game/game.S b/resources/ping-pong-mips32/game/game/game.S
index 1c18c99..005ff58 100644
--- a/resources/ping-pong-mips32/game/game/game.S
+++ b/resources/ping-pong-mips32/game/game/game.S
@@ -207,11 +207,13 @@ kb_readbuffer:
     srl t3, random, 2
     la t2, spx_table
     andi t3, t3, 0x7
+    sll t3, t3, 2
     addu t3, t3, t2
     lw ball_spx, 0(t3)
     srl t3, random, 5
     la t2, spy_table
     andi t3, t3, 0x7
+    sll t3, t3, 2
     addu t3, t3, t2
     sub ball_x, ball_x, ball_dx
     lw ball_spy, 0(t3)
diff --git a/resources/ping-pong-mips32/game/game/trap.S b/resources/ping-pong-mips32/game/game/trap.S
index 2d3ff50..20b3cba 100644
--- a/resources/ping-pong-mips32/game/game/trap.S
+++ b/resources/ping-pong-mips32/game/game/trap.S
@@ -10,15 +10,10 @@
     .section .text.ebase180
     .p2align 2
 
-    mfc0 k1, CP0_STATUS
-    li k0, 0
-    mtc0 k0, CP0_STATUS
-
     lui k0, %hi(current_thread)
+    mfc0 k1, CP0_STATUS
     lw k0, %lo(current_thread)(k0)
-
     sw k1, TF_STATUS(k0)
-
     mfc0 k0, CP0_CAUSE
     andi k1, k0, CAUSEF_EXCCODE
     bnez k1, SYSCALL