diff --git a/include/common_structs.h b/include/common_structs.h
index 42eb93da85..a56d5e37ca 100644
--- a/include/common_structs.h
+++ b/include/common_structs.h
@@ -62,7 +62,7 @@ typedef struct Npc {
     /* 0x024 */ char unk_24[4];
     /* 0x028 */ u32 currentAnim;
     /* 0x02C */ char unk_2C[4];
-    /* 0x030 */ f32 unk_30;
+    /* 0x030 */ f32 animationSpeed;
     /* 0x034 */ char unk_34[4];
     /* 0x038 */ struct Vec3f pos;
     /* 0x044 */ struct Vec3f rotation;
diff --git a/src/code_f2470_len_27f0.c b/src/code_f2470_len_27f0.c
index fe95dd047c..68c1fa7b40 100644
--- a/src/code_f2470_len_27f0.c
+++ b/src/code_f2470_len_27f0.c
@@ -127,14 +127,14 @@ ApiStatus GetNpcAnimation(ScriptInstance* script, s32 isInitialCall) {
 }
 
 // TODO: Figure out meaning of float value in Npc struct that this function is setting
-ApiStatus func_802CE1C0(ScriptInstance* script, s32 isInitialCall) {
+ApiStatus SetNpcAnimationSpeed(ScriptInstance* script, s32 isInitialCall) {
     Bytecode* ptrReadPos = script->ptrReadPos;
     NpcId npcID = get_variable(script, *ptrReadPos++);
-    f32 value1 = get_float_variable(script, *ptrReadPos++);
+    f32 animationSpeed = get_float_variable(script, *ptrReadPos++);
     Npc* npcPtr = resolve_npc(script, npcID);
 
     if (npcPtr != NULL) {
-        npcPtr->unk_30 = value1;
+        npcPtr->animationSpeed = animationSpeed;
         return ApiStatus_DONE2; // Doesn't match if omitted
     }
     return ApiStatus_DONE2;