diff --git a/Progress.md b/Progress.md
index 55df8fa4bdc..534463b3074 100644
--- a/Progress.md
+++ b/Progress.md
@@ -7,22 +7,22 @@ Section | Percentage | Decompiled (bytes) | Total (bytes)
 .init |  97.972973% | 9280 | 9472
 .extab | 100.000000% | 96 | 96
 .extabindex | 100.000000% | 96 | 96
-.text |  27.333351% | 983056 | 3596544
+.text |  27.332573% | 983028 | 3596544
 .ctors | 100.000000% | 448 | 448
 .dtors | 100.000000% | 32 | 32
 .rodata | 100.000000% | 193856 | 193856
 .data | 100.000000% | 197632 | 197632
 .sdata | 100.000000% | 1408 | 1408
 .sdata2 | 100.000000% | 20832 | 20832
-Total |  34.993951% | 1406992 | 4020672
+Total |  34.993255% | 1406964 | 4020672
 
 ## Total
 
 Section | Percentage | Decompiled (bytes) | Total (bytes)
 ---|---|---|---
-main.dol |  34.993951% | 1406992 | 4020672
+main.dol |  34.993255% | 1406964 | 4020672
 RELs |  33.600166% | 3864128 | 11500324
-Total |  33.961223% | 5271120 | 15520996
+Total |  33.961042% | 5271092 | 15520996
 
 ## RELs
 
diff --git a/asm/d/msg/d_msg_flow/func_8024DAB0.s b/asm/d/msg/d_msg_flow/func_8024DAB0.s
new file mode 100644
index 00000000000..e0a6da14f8f
--- /dev/null
+++ b/asm/d/msg/d_msg_flow/func_8024DAB0.s
@@ -0,0 +1,9 @@
+lbl_8024DAB0:
+/* 8024DAB0  80 83 00 00 */	lwz r4, 0(r3)
+/* 8024DAB4  2C 04 00 00 */	cmpwi r4, 0
+/* 8024DAB8  41 82 00 0C */	beq lbl_8024DAC4
+/* 8024DABC  38 04 FF FF */	addi r0, r4, -1
+/* 8024DAC0  90 03 00 00 */	stw r0, 0(r3)
+lbl_8024DAC4:
+/* 8024DAC4  80 63 00 00 */	lwz r3, 0(r3)
+/* 8024DAC8  4E 80 00 20 */	blr 
diff --git a/src/d/msg/d_msg_flow.cpp b/src/d/msg/d_msg_flow.cpp
index 0cc028b4e36..a3d75a80d5d 100644
--- a/src/d/msg/d_msg_flow.cpp
+++ b/src/d/msg/d_msg_flow.cpp
@@ -2118,7 +2118,7 @@ int dMsgFlow_c::event020(mesg_flow_node_event* flow_node, fopAc_ac_c* actor) {
 
 /* 8024CD84-8024CDAC 2476C4 0028+00 1/0 0/0 0/0 .text
  * event021__10dMsgFlow_cFP20mesg_flow_node_eventP10fopAc_ac_c  */
-#ifndef NONMATCHING
+#ifdef NONMATCHING
 int dMsgFlow_c::event021(mesg_flow_node_event* param_0, fopAc_ac_c* param_1) {
     cLib_calcTimer(&field_0x3c);
     return 1;
@@ -2432,7 +2432,7 @@ SECTION_SDATA2 static f32 lit_6613 = 1.0f;
 /* 8024D5EC-8024D6BC 247F2C 00D0+00 1/0 0/0 0/0 .text
  * event032__10dMsgFlow_cFP20mesg_flow_node_eventP10fopAc_ac_c  */
 #ifdef NONMATCHING
-// Matches with literals
+// Matches with literals and cLib_calcTimer implementation in the end
 int dMsgFlow_c::event032(mesg_flow_node_event* param_0, fopAc_ac_c* param_1) {
     u16 uVar1;
     u16 uVar2;
@@ -2621,5 +2621,13 @@ int dMsgFlow_c::event042(mesg_flow_node_event*, fopAc_ac_c*) {
 }
 
 /* 8024DAB0-8024DACC 2483F0 001C+00 3/3 0/0 0/0 .text            cLib_calcTimer<l>__FPl */
+#pragma push
+#pragma optimization_level 0
+#pragma optimizewithasm off
+extern "C" asm void func_8024DAB0(void* _this, s32* param_0) {
+    nofralloc
+#include "asm/d/msg/d_msg_flow/func_8024DAB0.s"
+}
+#pragma pop
 
 /* 80399CB0-80399CB0 026310 0000+00 0/0 0/0 0/0 .rodata          @stringBase0 */