diff --git a/src/game/game_0dcdb0.c b/src/game/game_0dcdb0.c
index 3338015d2..16a8000d0 100644
--- a/src/game/game_0dcdb0.c
+++ b/src/game/game_0dcdb0.c
@@ -8286,7 +8286,7 @@ glabel func0f0dfad0
 /*  f0e062c:	11200028 */ 	beqz	$t1,.L0f0e06d0
 /*  f0e0630:	00000000 */ 	sll	$zero,$zero,0x0
 /*  f0e0634:	8d8ca248 */ 	lw	$t4,-0x5db8($t4)
-/*  f0e0638:	0fc54a3a */ 	jal	func0f1528e8
+/*  f0e0638:	0fc54a3a */ 	jal	optionsGetShowMissionTime
 /*  f0e063c:	8d840070 */ 	lw	$a0,0x70($t4)
 /*  f0e0640:	10400019 */ 	beqz	$v0,.L0f0e06a8
 /*  f0e0644:	3c188007 */ 	lui	$t8,0x8007
diff --git a/src/game/game_102240.c b/src/game/game_102240.c
index 8dcc684b1..ca8f18bf7 100644
--- a/src/game/game_102240.c
+++ b/src/game/game_102240.c
@@ -1071,49 +1071,26 @@ s32 menuhandlerShowGunFunction(u32 operation, struct menu_item *item, bool *enab
 	return 0;
 }
 
-GLOBAL_ASM(
-glabel menuhandlerShowMissionTime
-/*  f102f08:	3c02800a */ 	lui	$v0,%hi(g_Vars)
-/*  f102f0c:	24429fc0 */ 	addiu	$v0,$v0,%lo(g_Vars)
-/*  f102f10:	8c4e0298 */ 	lw	$t6,0x298($v0)
-/*  f102f14:	27bdffe8 */ 	addiu	$sp,$sp,-24
-/*  f102f18:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*  f102f1c:	05c10004 */ 	bgez	$t6,.L0f102f30
-/*  f102f20:	00803825 */ 	or	$a3,$a0,$zero
-/*  f102f24:	8c4f029c */ 	lw	$t7,0x29c($v0)
-/*  f102f28:	05e20005 */ 	bltzl	$t7,.L0f102f40
-/*  f102f2c:	8ca4000c */ 	lw	$a0,0xc($a1)
-.L0f102f30:
-/*  f102f30:	8c580288 */ 	lw	$t8,0x288($v0)
-/*  f102f34:	10000002 */ 	beqz	$zero,.L0f102f40
-/*  f102f38:	8f040070 */ 	lw	$a0,0x70($t8)
-/*  f102f3c:	8ca4000c */ 	lw	$a0,0xc($a1)
-.L0f102f40:
-/*  f102f40:	24010006 */ 	addiu	$at,$zero,0x6
-/*  f102f44:	10e10007 */ 	beq	$a3,$at,.L0f102f64
-/*  f102f48:	24010008 */ 	addiu	$at,$zero,0x8
-/*  f102f4c:	54e1000d */ 	bnel	$a3,$at,.L0f102f84
-/*  f102f50:	00001025 */ 	or	$v0,$zero,$zero
-/*  f102f54:	0fc54a3a */ 	jal	func0f1528e8
-/*  f102f58:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f102f5c:	1000000a */ 	beqz	$zero,.L0f102f88
-/*  f102f60:	8fbf0014 */ 	lw	$ra,0x14($sp)
-.L0f102f64:
-/*  f102f64:	0fc54b2e */ 	jal	func0f152cb8
-/*  f102f68:	8cc50000 */ 	lw	$a1,0x0($a2)
-/*  f102f6c:	3c02800a */ 	lui	$v0,%hi(g_Vars)
-/*  f102f70:	24429fc0 */ 	addiu	$v0,$v0,%lo(g_Vars)
-/*  f102f74:	8c590458 */ 	lw	$t9,0x458($v0)
-/*  f102f78:	37280001 */ 	ori	$t0,$t9,0x1
-/*  f102f7c:	ac480458 */ 	sw	$t0,0x458($v0)
-/*  f102f80:	00001025 */ 	or	$v0,$zero,$zero
-.L0f102f84:
-/*  f102f84:	8fbf0014 */ 	lw	$ra,0x14($sp)
-.L0f102f88:
-/*  f102f88:	27bd0018 */ 	addiu	$sp,$sp,0x18
-/*  f102f8c:	03e00008 */ 	jr	$ra
-/*  f102f90:	00000000 */ 	sll	$zero,$zero,0x0
-);
+s32 menuhandlerShowMissionTime(u32 operation, struct menu_item *item, bool *enable)
+{
+	u32 optionsindex;
+
+	if (g_Vars.coopplayernum >= 0 || g_Vars.antiplayernum >= 0) {
+		optionsindex = g_Vars.unk000288->optionsindex;
+	} else {
+		optionsindex = item->right;
+	}
+
+	switch (operation) {
+	case MENUOP_GET:
+		return optionsGetShowMissionTime(optionsindex);
+	case MENUOP_SET:
+		optionsSetShowMissionTime(optionsindex, *enable);
+		g_Vars.unk000458 |= 1;
+	}
+
+	return 0;
+}
 
 GLOBAL_ASM(
 glabel menuhandlerAlwaysShowTarget
diff --git a/src/game/game_10ccd0.c b/src/game/game_10ccd0.c
index 8efddd0e2..8580102e6 100644
--- a/src/game/game_10ccd0.c
+++ b/src/game/game_10ccd0.c
@@ -2843,7 +2843,7 @@ glabel func0f10f204
 /*  f10f358:	0fc47961 */ 	jal	func0f11e584
 /*  f10f35c:	02002825 */ 	or	$a1,$s0,$zero
 /*  f10f360:	8fa40024 */ 	lw	$a0,0x24($sp)
-/*  f10f364:	0fc54b2e */ 	jal	func0f152cb8
+/*  f10f364:	0fc54b2e */ 	jal	optionsSetShowMissionTime
 /*  f10f368:	00402825 */ 	or	$a1,$v0,$zero
 /*  f10f36c:	24040020 */ 	addiu	$a0,$zero,0x20
 /*  f10f370:	0fc47961 */ 	jal	func0f11e584
@@ -2915,7 +2915,7 @@ glabel func0f10f204
 /*  f10f478:	0fc47961 */ 	jal	func0f11e584
 /*  f10f47c:	02002825 */ 	or	$a1,$s0,$zero
 /*  f10f480:	8fa40020 */ 	lw	$a0,0x20($sp)
-/*  f10f484:	0fc54b2e */ 	jal	func0f152cb8
+/*  f10f484:	0fc54b2e */ 	jal	optionsSetShowMissionTime
 /*  f10f488:	00402825 */ 	or	$a1,$v0,$zero
 /*  f10f48c:	24040021 */ 	addiu	$a0,$zero,0x21
 /*  f10f490:	0fc47961 */ 	jal	func0f11e584
@@ -3721,7 +3721,7 @@ glabel func0f10feac
 /*  f110014:	02002825 */ 	or	$a1,$s0,$zero
 /*  f110018:	0fc4794c */ 	jal	func0f11e530
 /*  f11001c:	00403025 */ 	or	$a2,$v0,$zero
-/*  f110020:	0fc54a3a */ 	jal	func0f1528e8
+/*  f110020:	0fc54a3a */ 	jal	optionsGetShowMissionTime
 /*  f110024:	02602025 */ 	or	$a0,$s3,$zero
 /*  f110028:	2404001a */ 	addiu	$a0,$zero,0x1a
 /*  f11002c:	02002825 */ 	or	$a1,$s0,$zero
@@ -3793,7 +3793,7 @@ glabel func0f10feac
 /*  f110134:	02002825 */ 	or	$a1,$s0,$zero
 /*  f110138:	0fc4794c */ 	jal	func0f11e530
 /*  f11013c:	00403025 */ 	or	$a2,$v0,$zero
-/*  f110140:	0fc54a3a */ 	jal	func0f1528e8
+/*  f110140:	0fc54a3a */ 	jal	optionsGetShowMissionTime
 /*  f110144:	02202025 */ 	or	$a0,$s1,$zero
 /*  f110148:	2404001b */ 	addiu	$a0,$zero,0x1b
 /*  f11014c:	02002825 */ 	or	$a1,$s0,$zero
diff --git a/src/game/game_152710.c b/src/game/game_152710.c
index 70bb0ed6b..badcabeb7 100644
--- a/src/game/game_152710.c
+++ b/src/game/game_152710.c
@@ -165,18 +165,10 @@ glabel func0f1528c4
 /*  f1528e4:	000f102b */ 	sltu	$v0,$zero,$t7
 );
 
-GLOBAL_ASM(
-glabel func0f1528e8
-/*  f1528e8:	00047080 */ 	sll	$t6,$a0,0x2
-/*  f1528ec:	01c47021 */ 	addu	$t6,$t6,$a0
-/*  f1528f0:	000e7140 */ 	sll	$t6,$t6,0x5
-/*  f1528f4:	3c02800b */ 	lui	$v0,0x800b
-/*  f1528f8:	004e1021 */ 	addu	$v0,$v0,$t6
-/*  f1528fc:	9442c800 */ 	lhu	$v0,-0x3800($v0)
-/*  f152900:	304f8000 */ 	andi	$t7,$v0,0x8000
-/*  f152904:	03e00008 */ 	jr	$ra
-/*  f152908:	000f102b */ 	sltu	$v0,$zero,$t7
-);
+s32 optionsGetShowMissionTime(s32 optionsindex)
+{
+	return (g_Options[optionsindex].unk48 & OPTION_SHOWMISSIONTIME) != 0;
+}
 
 GLOBAL_ASM(
 glabel func0f15290c
@@ -439,32 +431,14 @@ glabel func0f152c60
 /*  f152cb4:	00000000 */ 	sll	$zero,$zero,0x0
 );
 
-GLOBAL_ASM(
-glabel func0f152cb8
-/*  f152cb8:	10a0000b */ 	beqz	$a1,.L0f152ce8
-/*  f152cbc:	00044080 */ 	sll	$t0,$a0,0x2
-/*  f152cc0:	00047080 */ 	sll	$t6,$a0,0x2
-/*  f152cc4:	01c47021 */ 	addu	$t6,$t6,$a0
-/*  f152cc8:	3c0f800b */ 	lui	$t7,%hi(g_Options)
-/*  f152ccc:	25efc7b8 */ 	addiu	$t7,$t7,%lo(g_Options)
-/*  f152cd0:	000e7140 */ 	sll	$t6,$t6,0x5
-/*  f152cd4:	01cf1021 */ 	addu	$v0,$t6,$t7
-/*  f152cd8:	94580048 */ 	lhu	$t8,0x48($v0)
-/*  f152cdc:	37198000 */ 	ori	$t9,$t8,0x8000
-/*  f152ce0:	03e00008 */ 	jr	$ra
-/*  f152ce4:	a4590048 */ 	sh	$t9,0x48($v0)
-.L0f152ce8:
-/*  f152ce8:	01044021 */ 	addu	$t0,$t0,$a0
-/*  f152cec:	3c09800b */ 	lui	$t1,%hi(g_Options)
-/*  f152cf0:	2529c7b8 */ 	addiu	$t1,$t1,%lo(g_Options)
-/*  f152cf4:	00084140 */ 	sll	$t0,$t0,0x5
-/*  f152cf8:	01091021 */ 	addu	$v0,$t0,$t1
-/*  f152cfc:	944a0048 */ 	lhu	$t2,0x48($v0)
-/*  f152d00:	314b7fff */ 	andi	$t3,$t2,0x7fff
-/*  f152d04:	a44b0048 */ 	sh	$t3,0x48($v0)
-/*  f152d08:	03e00008 */ 	jr	$ra
-/*  f152d0c:	00000000 */ 	sll	$zero,$zero,0x0
-);
+void optionsSetShowMissionTime(s32 optionsindex, bool enable)
+{
+	if (enable) {
+		g_Options[optionsindex].unk48 |= OPTION_SHOWMISSIONTIME;
+	} else {
+		g_Options[optionsindex].unk48 &= ~OPTION_SHOWMISSIONTIME;
+	}
+}
 
 GLOBAL_ASM(
 glabel func0f152d10
diff --git a/src/include/constants.h b/src/include/constants.h
index 7793f09b4..25487a119 100644
--- a/src/include/constants.h
+++ b/src/include/constants.h
@@ -660,6 +660,7 @@
 
 #define OPTION_AMMOONSCREEN    0x0020
 #define OPTION_SHOWGUNFUNCTION 0x0040
+#define OPTION_SHOWMISSIONTIME 0x8000
 
 #define OUTFIT_DEFAULT      0x00
 #define OUTFIT_ELVIS        0x01
diff --git a/src/include/game/game_102240.h b/src/include/game/game_102240.h
index 2fde5cbe3..e4617077d 100644
--- a/src/include/game/game_102240.h
+++ b/src/include/game/game_102240.h
@@ -77,7 +77,7 @@ s32 menuhandlerScreenSize(u32, u32, u32 *);
 s32 menuhandlerScreenSplit(u32, u32, u32 *);
 s32 menuhandlerSfxVolume(u32, u32, u32 *);
 s32 menuhandlerShowGunFunction(u32 operation, struct menu_item *item, bool *enable);
-s32 menuhandlerShowMissionTime(u32, u32, u32 *);
+s32 menuhandlerShowMissionTime(u32 operation, struct menu_item *item, bool *enable);
 s32 menuhandlerShowZoomRange(u32, u32, u32 *);
 s32 menuhandlerSightOnScreen(u32, u32, u32 *);
 s32 menuhandlerSoloDifficulty(u32, u32, u32 *);
diff --git a/src/include/game/game_152710.h b/src/include/game/game_152710.h
index 1a39b5c59..facc35d0f 100644
--- a/src/include/game/game_152710.h
+++ b/src/include/game/game_152710.h
@@ -17,7 +17,7 @@ s32 optionsGetShowGunFunction(s32 optionsindex);
 u32 func0f15287c(void);
 u32 func0f1528a0(void);
 u32 func0f1528c4(void);
-u32 func0f1528e8(void);
+s32 optionsGetShowMissionTime(s32 optionsindex);
 u32 func0f15290c(void);
 u32 func0f152918(void);
 u32 func0f152924(void);
@@ -31,7 +31,7 @@ void optionsSetShowGunFunction(s32 optionsindex, bool enable);
 u32 func0f152bb0(void);
 u32 func0f152c08(void);
 u32 func0f152c60(void);
-u32 func0f152cb8(void);
+void optionsSetShowMissionTime(s32 optionsindex, bool enable);
 u32 func0f152d10(void);
 u32 func0f152d1c(void);
 u32 func0f152d28(void);