diff --git a/include/struct_defs/species.h b/include/struct_defs/species.h
index 69cc3a2793..f9583492ce 100644
--- a/include/struct_defs/species.h
+++ b/include/struct_defs/species.h
@@ -54,10 +54,7 @@ typedef struct SpeciesData {
     u8 flipSprite : 1;
     // u16 padding;
 
-    u32 tmLearnsetMask1; // Bitflags for whether this pokemon can learn a TM (TM1 -> TM32)
-    u32 tmLearnsetMask2; // Bitflags for whether this pokemon can learn a TM (TM33 -> TM64)
-    u32 tmLearnsetMask3; // Bitflags for whether this pokemon can learn a TM (TM65 -> TM92, HM1 -> HM4)
-    u32 tmLearnsetMask4; // Bitflags for whether this pokemon can learn a TM (HM5 -> HM8, rest unused)
+    u32 tmLearnsetMasks[4]; // Bitflags for whether this pokemon can learn a TM
 } SpeciesData;
 
 typedef struct SpeciesEvolution {
diff --git a/src/pokemon.c b/src/pokemon.c
index d844ccba71..6995957cb1 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -2099,16 +2099,16 @@ u32 SpeciesData_GetValue(SpeciesData *speciesData, enum SpeciesDataParam param)
         result = speciesData->flipSprite;
         break;
     case SPECIES_DATA_TM_LEARNSET_MASK_1:
-        result = speciesData->tmLearnsetMask1;
+        result = speciesData->tmLearnsetMasks[0];
         break;
     case SPECIES_DATA_TM_LEARNSET_MASK_2:
-        result = speciesData->tmLearnsetMask2;
+        result = speciesData->tmLearnsetMasks[1];
         break;
     case SPECIES_DATA_TM_LEARNSET_MASK_3:
-        result = speciesData->tmLearnsetMask3;
+        result = speciesData->tmLearnsetMasks[2];
         break;
     case SPECIES_DATA_TM_LEARNSET_MASK_4:
-        result = speciesData->tmLearnsetMask4;
+        result = speciesData->tmLearnsetMasks[3];
         break;
     }