diff --git a/config/dedup.us.yaml b/config/dedup.us.yaml
index 78c2efd4f2..95a87934af 100644
--- a/config/dedup.us.yaml
+++ b/config/dedup.us.yaml
@@ -14768,3 +14768,10 @@ groups:
     func: DEFINE_func_8017FD88
     vram: 0x8017FD88
     binaries: [ov_SC04_018, ov_SC04_019]
+  - id: E_func_8017FD28
+    tier: h_exact
+    hash: 3467556588c41dbb10aa5793e64f211bf2cce424
+    source: src/shared/engine_core.h
+    func: DEFINE_func_8017FD28
+    vram: 0x8017FD28
+    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 cd198103d8..11db4faf1f 100644
--- a/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c
+++ b/src/ov_SC04_018/ov_SC04_018_jr_8017AE2C.c
@@ -5306,25 +5306,7 @@ void func_8017FCD8(void * arg0) {
 
 #include "common.h"
 
-extern s32 func_801789AC(s32 arg0);
-extern void func_80178D18(void);
-extern void func_8012E88C(s32);
-extern void func_8012A828(s32 *a0, s32 a1);
-
-extern short D_801B99A8;
-
-void func_8017FD28(s32 arg0) {
-    s32 s0 = arg0;
-
-    s32 result = func_801789AC(arg0);
-    if (result != 0) {
-        ((void (*)(s32))func_80178D18)((s32)s0);
-        *(short *)((char *)s0 + 0x2) = 5;
-        *(short *)((char *)s0 + 0x34) = 1;
-        func_8012E88C((s32)s0);
-        func_8012A828((s32 *)s0, (s32)&D_801B99A8);
-    }
-}
+DEFINE_func_8017FD28()  /* dedup: shared engine-core @0x8017FD28 (src/shared) */
 
 
 #include "common.h"
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 5f0a7fefad..3280b683e5 100644
--- a/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c
+++ b/src/ov_SC04_019/ov_SC04_019_jr_8017AE2C.c
@@ -5287,7 +5287,7 @@ void func_8017FCD8(void * arg0) {
 }
 
 
-INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_8017AE2C", func_8017FD28);
+DEFINE_func_8017FD28()  /* dedup: shared engine-core @0x8017FD28 (src/shared) */
 
 DEFINE_func_8017FD88()  /* dedup: shared engine-core @0x8017FD88 (src/shared) */
 
diff --git a/src/shared/engine_core.h b/src/shared/engine_core.h
index 588b5fa99c..ffe84e35ba 100644
--- a/src/shared/engine_core.h
+++ b/src/shared/engine_core.h
@@ -60902,6 +60902,24 @@
         } \
     }
 
+#define DEFINE_func_8017FD28() \
+    extern s32 func_801789AC(s32 arg0); \
+    extern void func_80178D18(void); \
+    extern void func_8012E88C(s32); \
+    extern void func_8012A828(s32 *a0, s32 a1); \
+    extern short D_801B99A8; \
+    void func_8017FD28(s32 arg0) { \
+        s32 s0 = arg0; \
+        s32 result = func_801789AC(arg0); \
+        if (result != 0) { \
+            ((void (*)(s32))func_80178D18)((s32)s0); \
+            *(short *)((char *)s0 + 0x2) = 5; \
+            *(short *)((char *)s0 + 0x34) = 1; \
+            func_8012E88C((s32)s0); \
+            func_8012A828((s32 *)s0, (s32)&D_801B99A8); \
+        } \
+    }
+
 #endif
 
 #define DEFINE_func_80128EA8() \
@@ -151209,4 +151227,22 @@
         } \
     }
 
+#define DEFINE_func_8017FD28() \
+    extern s32 func_801789AC(s32 arg0); \
+    extern void func_80178D18(void); \
+    extern void func_8012E88C(s32); \
+    extern void func_8012A828(s32 *a0, s32 a1); \
+    extern short D_801B99A8; \
+    void func_8017FD28(s32 arg0) { \
+        s32 s0 = arg0; \
+        s32 result = func_801789AC(arg0); \
+        if (result != 0) { \
+            ((void (*)(s32))func_80178D18)((s32)s0); \
+            *(short *)((char *)s0 + 0x2) = 5; \
+            *(short *)((char *)s0 + 0x34) = 1; \
+            func_8012E88C((s32)s0); \
+            func_8012A828((s32 *)s0, (s32)&D_801B99A8); \
+        } \
+    }
+
 #endif