diff --git a/config/dedup.us.yaml b/config/dedup.us.yaml
index 9ace2a004..d4f2db7f8 100644
--- a/config/dedup.us.yaml
+++ b/config/dedup.us.yaml
@@ -14572,3 +14572,10 @@ groups:
     func: DEFINE_func_8017C628
     vram: 0x8017C628
     binaries: [ov_SC03_010, ov_SC03_011, ov_SC03_013]
+  - id: E_func_8017C1E8
+    tier: h_exact
+    hash: 72bf44a01e749c0f130c158864fbc6ce045c81cd
+    source: src/shared/engine_core.h
+    func: DEFINE_func_8017C1E8
+    vram: 0x8017C1E8
+    binaries: [ov_SC01_005, ov_SC01_006]
diff --git a/src/ov_SC01_005/ov_SC01_005_jr_8017AE2C.c b/src/ov_SC01_005/ov_SC01_005_jr_8017AE2C.c
index e1ad9a0bb..076bdcb6c 100644
--- a/src/ov_SC01_005/ov_SC01_005_jr_8017AE2C.c
+++ b/src/ov_SC01_005/ov_SC01_005_jr_8017AE2C.c
@@ -3398,17 +3398,7 @@ void aF8017C150(void *a0)
 
 INCLUDE_ASM("asm/ov_SC01_005/nonmatchings/ov_SC01_005_jr_8017AE2C", func_8017C18C);
 
-extern void func_80147060(u8 *a0);
-extern void func_80171A1C(u8 *a0);
-extern s32 func_80174650(s32);
-
-void func_8017C1E8(void *a0) {
-    if (*(u16 *)(a0 + 0xB8) & 0x8000) {
-        func_80147060((u8 *)a0);
-        func_80171A1C((u8 *)a0);
-        func_80174650((s32)a0);
-    }
-}
+DEFINE_func_8017C1E8()  /* dedup: shared engine-core @0x8017C1E8 (src/shared) */
 
 
 DEFINE_func_8017C238()  /* dedup: shared engine-core @0x8017C238 (src/shared) */
diff --git a/src/ov_SC01_006/ov_SC01_006_jr_8017AE2C.c b/src/ov_SC01_006/ov_SC01_006_jr_8017AE2C.c
index a49f7321d..a1f206f32 100644
--- a/src/ov_SC01_006/ov_SC01_006_jr_8017AE2C.c
+++ b/src/ov_SC01_006/ov_SC01_006_jr_8017AE2C.c
@@ -3381,7 +3381,7 @@ void aF8017C150(void *a0)
 
 INCLUDE_ASM("asm/ov_SC01_006/nonmatchings/ov_SC01_006_jr_8017AE2C", func_8017C18C);
 
-INCLUDE_ASM("asm/ov_SC01_006/nonmatchings/ov_SC01_006_jr_8017AE2C", func_8017C1E8);
+DEFINE_func_8017C1E8()  /* dedup: shared engine-core @0x8017C1E8 (src/shared) */
 
 DEFINE_func_8017C238()  /* dedup: shared engine-core @0x8017C238 (src/shared) */
 
diff --git a/src/shared/engine_core.h b/src/shared/engine_core.h
index 7d80419e2..eda1d6e3a 100644
--- a/src/shared/engine_core.h
+++ b/src/shared/engine_core.h
@@ -60452,6 +60452,18 @@
         ((void (*)(u8 *))func_80171A04)(a0); \
     }
 
+#define DEFINE_func_8017C1E8() \
+    extern void func_80147060(u8 *a0); \
+    extern void func_80171A1C(u8 *a0); \
+    extern s32 func_80174650(s32); \
+    void func_8017C1E8(void *a0) { \
+        if (*(u16 *)(a0 + 0xB8) & 0x8000) { \
+            func_80147060((u8 *)a0); \
+            func_80171A1C((u8 *)a0); \
+            func_80174650((s32)a0); \
+        } \
+    }
+
 #endif
 
 #define DEFINE_func_80128EA8() \
@@ -150309,4 +150321,16 @@
         ((void (*)(u8 *))func_80171A04)(a0); \
     }
 
+#define DEFINE_func_8017C1E8() \
+    extern void func_80147060(u8 *a0); \
+    extern void func_80171A1C(u8 *a0); \
+    extern s32 func_80174650(s32); \
+    void func_8017C1E8(void *a0) { \
+        if (*(u16 *)(a0 + 0xB8) & 0x8000) { \
+            func_80147060((u8 *)a0); \
+            func_80171A1C((u8 *)a0); \
+            func_80174650((s32)a0); \
+        } \
+    }
+
 #endif