diff --git a/src/game/chr/chraicommands.c b/src/game/chr/chraicommands.c
index 74ce8d567..f05a69adc 100644
--- a/src/game/chr/chraicommands.c
+++ b/src/game/chr/chraicommands.c
@@ -5550,22 +5550,15 @@ bool aiSetReactionSpeed(void)
 /**
  * @cmd 0099
  */
-GLOBAL_ASM(
-glabel ai0099
-/*  f053c08:	3c04800a */ 	lui	$a0,0x800a
-/*  f053c0c:	24849fc0 */ 	addiu	$a0,$a0,-24640
-/*  f053c10:	8c8e0434 */ 	lw	$t6,0x434($a0)
-/*  f053c14:	8c8f0438 */ 	lw	$t7,0x438($a0)
-/*  f053c18:	8c990424 */ 	lw	$t9,0x424($a0)
-/*  f053c1c:	00001025 */ 	or	$v0,$zero,$zero
-/*  f053c20:	01cf1821 */ 	addu	$v1,$t6,$t7
-/*  f053c24:	80780002 */ 	lb	$t8,0x2($v1)
-/*  f053c28:	a338000d */ 	sb	$t8,0xd($t9)
-/*  f053c2c:	8c880438 */ 	lw	$t0,0x438($a0)
-/*  f053c30:	25090003 */ 	addiu	$t1,$t0,0x3
-/*  f053c34:	03e00008 */ 	jr	$ra
-/*  f053c38:	ac890438 */ 	sw	$t1,0x438($a0)
-);
+bool aiSetRecoverySpeed(void)
+{
+	s8 *cmd = g_Vars.ailist + g_Vars.aioffset;
+
+	g_Vars.chrdata->arghrating = cmd[2];
+	g_Vars.aioffset += 3;
+
+	return false;
+}
 
 /**
  * @cmd 009a
diff --git a/src/include/game/chr/chraicommands.h b/src/include/game/chr/chraicommands.h
index ddf5b439a..d68fb67c7 100644
--- a/src/include/game/chr/chraicommands.h
+++ b/src/include/game/chr/chraicommands.h
@@ -155,7 +155,7 @@
 /*0x0096*/ bool ai0096(void);
 /*0x0097*/ bool ai0097(void);
 /*0x0098*/ bool aiSetReactionSpeed(void);
-/*0x0099*/ bool ai0099(void);
+/*0x0099*/ bool aiSetRecoverySpeed(void);
 /*0x009a*/ bool ai009a(void);
 /*0x009b*/ bool ai009b(void);
 /*0x009c*/ bool ai009c(void);
diff --git a/src/include/types.h b/src/include/types.h
index d7299b08c..18377235d 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -43,7 +43,7 @@ struct chrdata {
 	/*0x00a*/ u8 numclosearghs;
 	/*0x00b*/ u8 numarghs;
 	/*0x00c*/ u8 fadealpha;
-	/*0x00d*/ u8 arghrating;
+	/*0x00d*/ s8 arghrating;
 	/*0x00e*/ u8 aimendcount;
 	/*0x00f*/ u8 grenadeprob;
 	/*0x010*/ u16 bodynum;
diff --git a/src/setup/setup_000000.c b/src/setup/setup_000000.c
index 27e918745..223600b94 100644
--- a/src/setup/setup_000000.c
+++ b/src/setup/setup_000000.c
@@ -14106,7 +14106,7 @@ bool (*command_pointers[])(void) = {
 	/*0x0096*/ ai0096,
 	/*0x0097*/ ai0097,
 	/*0x0098*/ aiSetReactionSpeed,
-	/*0x0099*/ ai0099,
+	/*0x0099*/ aiSetRecoverySpeed,
 	/*0x009a*/ ai009a,
 	/*0x009b*/ ai009b,
 	/*0x009c*/ ai009c,