diff --git a/ZAPD/OtherStructs/SkinLimbStructs.h b/ZAPD/OtherStructs/SkinLimbStructs.h
index 0bc35a25..fd26f4d6 100644
--- a/ZAPD/OtherStructs/SkinLimbStructs.h
+++ b/ZAPD/OtherStructs/SkinLimbStructs.h
@@ -101,10 +101,10 @@ class SkinAnimatedLimbData : public ZResource
 	size_t GetRawDataSize() const override;
 
 public:
-	uint16_t totalVtxCount;
+	uint16_t totalVtxCount = 0;
 	uint16_t limbModifCount;     // Length of limbModifications
 	segptr_t limbModifications;  // SkinLimbModif*
-	segptr_t dlist;              // Gfx*
+	segptr_t dlist = SEGMENTED_NULL;  // Gfx*
 
 	std::vector<SkinLimbModif> limbModifications_arr;
 	// ZDisplayList* unk_8_dlist = nullptr;
diff --git a/ZAPD/ZRoom/Commands/SetMesh.h b/ZAPD/ZRoom/Commands/SetMesh.h
index c0f15da9..b2779ae5 100644
--- a/ZAPD/ZRoom/Commands/SetMesh.h
+++ b/ZAPD/ZRoom/Commands/SetMesh.h
@@ -44,8 +44,8 @@ class RoomShapeDListsEntry : public ZResource
 class RoomShapeImageMultiBgEntry : public ZResource
 {
 public:
-	uint16_t unk_00;
-	uint8_t id;
+	uint16_t unk_00 = 0;
+	uint8_t id = 0;
 	segptr_t source;
 	uint32_t unk_0C;
 	uint32_t tlut;
@@ -141,7 +141,7 @@ class RoomShapeCullable : public PolygonTypeBase
 class SetMesh : public ZRoomCommand
 {
 public:
-	uint8_t data;
+	uint8_t data = 0;
 	uint8_t meshHeaderType;
 	std::shared_ptr<PolygonTypeBase> polyType;