diff --git a/asm/secret_base.s b/asm/secret_base.s
index 6655863ed..1a0d69e0e 100644
--- a/asm/secret_base.s
+++ b/asm/secret_base.s
@@ -5,27 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_80E9A90
-sub_80E9A90: @ 80E9A90
-	push {r4-r6,lr}
-	ldr r5, =gSaveBlock1Ptr
-	ldr r0, [r5]
-	ldr r4, =0x00001aaa
-	adds r1, r0, r4
-	ldrh r6, [r1]
-	ldr r1, =0x00001a9c
-	adds r0, r1
-	bl sub_80E8AF0
-	ldr r0, [r5]
-	adds r0, r4
-	strh r6, [r0]
-	bl sub_80E9728
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_80E9A90
-
 	thumb_func_start sub_80E9AC0
 sub_80E9AC0: @ 80E9AC0
 	push {lr}
diff --git a/src/secret_base.c b/src/secret_base.c
index 4e9dc2090..210149ee9 100644
--- a/src/secret_base.c
+++ b/src/secret_base.c
@@ -850,3 +850,13 @@ __attribute__((naked)) void sub_80E9914(void)
                     "\t.pool");
 }
 #endif
+
+void sub_80E9A90(void)
+{
+    u16 sbr_e;
+
+    sbr_e = gSaveBlock1Ptr->secretBases[0].sbr_field_e;
+    sub_80E8AF0(&gSaveBlock1Ptr->secretBases[0]);
+    gSaveBlock1Ptr->secretBases[0].sbr_field_e = sbr_e;
+    sub_80E9728();
+}