diff --git a/config/dedup.us.yaml b/config/dedup.us.yaml
index 8346317bf..ae9d2b09c 100644
--- a/config/dedup.us.yaml
+++ b/config/dedup.us.yaml
@@ -14747,3 +14747,10 @@ groups:
     func: DEFINE_func_8017DBDC
     vram: 0x8017DBDC
     binaries: [ov_SC04_018, ov_SC04_019, ov_SC05_017]
+  - id: E_func_8017F174
+    tier: h_exact
+    hash: 4af830585dfdacf3f07b30e6e656ae4f4fdd4967
+    source: src/shared/engine_core.h
+    func: DEFINE_func_8017F174
+    vram: 0x8017F174
+    binaries: [ov_SC04_018, ov_SC04_019]
diff --git a/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c b/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c
index 5465fdbb7..f5a293660 100644
--- a/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c
+++ b/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c
@@ -4957,15 +4957,7 @@ INCLUDE_ASM("asm/ov_SC04_018/nonmatchings/ov_SC04_018_jr_8017AE2C", func_8017F13
 
 #include "common.h"
 
-extern void func_8014BB0C(void);
-extern void func_8014BDC8(void);
-extern void func_8002D4C8(s32 a0, s32 a1);
-
-void func_8017F174(void) {
-    func_8014BB0C();
-    func_8014BDC8();
-    ((s32 (*)(s32, s32))func_8002D4C8)(0x45C, 0);
-}
+DEFINE_func_8017F174()  /* dedup: shared engine-core @0x8017F174 (src/shared) */
 
 
 extern void func_80029514(int);
diff --git a/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c b/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c
index 22f24479b..06c5f63c9 100644
--- a/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c
+++ b/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c
@@ -4980,7 +4980,7 @@ extern void func_80029124(s32 arg0, s32 arg1);
 
 INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_8017AE2C", func_8017F138);
 
-INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_8017AE2C", func_8017F174);
+DEFINE_func_8017F174()  /* dedup: shared engine-core @0x8017F174 (src/shared) */
 
 extern void func_80029514(int);
 void func_8017F1A8(void) {
diff --git a/src/shared/engine_core.h b/src/shared/engine_core.h
index 05a27ac60..f5bb6e84b 100644
--- a/src/shared/engine_core.h
+++ b/src/shared/engine_core.h
@@ -60860,6 +60860,16 @@
         func_800D06E8(); \
     }
 
+#define DEFINE_func_8017F174() \
+    extern void func_8014BB0C(void); \
+    extern void func_8014BDC8(void); \
+    extern void func_8002D4C8(s32 a0, s32 a1); \
+    void func_8017F174(void) { \
+        func_8014BB0C(); \
+        func_8014BDC8(); \
+        ((s32 (*)(s32, s32))func_8002D4C8)(0x45C, 0); \
+    }
+
 #endif
 
 #define DEFINE_func_80128EA8() \
@@ -151125,4 +151135,14 @@
         func_800D06E8(); \
     }
 
+#define DEFINE_func_8017F174() \
+    extern void func_8014BB0C(void); \
+    extern void func_8014BDC8(void); \
+    extern void func_8002D4C8(s32 a0, s32 a1); \
+    void func_8017F174(void) { \
+        func_8014BB0C(); \
+        func_8014BDC8(); \
+        ((s32 (*)(s32, s32))func_8002D4C8)(0x45C, 0); \
+    }
+
 #endif