diff --git a/.github/workflows/MinedMap.yml b/.github/workflows/MinedMap.yml
index ece4e50..4dbb5d2 100644
--- a/.github/workflows/MinedMap.yml
+++ b/.github/workflows/MinedMap.yml
@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: '1.85.1'
+          toolchain: '1.86'
           components: rustfmt
       - run: cargo fmt --all -- --check
 
@@ -58,7 +58,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: '1.85.1'
+          toolchain: '1.86'
           components: clippy
       - uses: swatinem/rust-cache@v2
       - uses: actions-rs/clippy-check@v1
@@ -72,7 +72,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: '1.85.1'
+          toolchain: '1.86'
           components: rust-docs
       - uses: swatinem/rust-cache@v2
       - run: cargo doc --workspace --no-deps --document-private-items
@@ -87,7 +87,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: '1.85.1'
+          toolchain: '1.86'
       - uses: swatinem/rust-cache@v2
       - run: cargo test --workspace
       - run: cargo test --workspace --no-default-features
@@ -127,7 +127,7 @@ jobs:
 
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: '1.85.1'
+          toolchain: '1.86'
           targets: '${{ matrix.target }}'
 
       - uses: swatinem/rust-cache@v2
diff --git a/src/core/common.rs b/src/core/common.rs
index d285f4c..45b541c 100644
--- a/src/core/common.rs
+++ b/src/core/common.rs
@@ -48,7 +48,7 @@ pub const MIPMAP_FILE_META_VERSION: FileMetaVersion = FileMetaVersion(0);
 /// MinedMap processed entity data version number
 ///
 /// Increase when entity collection changes bacause of code changes.
-pub const ENTITIES_FILE_META_VERSION: FileMetaVersion = FileMetaVersion(2);
+pub const ENTITIES_FILE_META_VERSION: FileMetaVersion = FileMetaVersion(3);
 
 /// Coordinate pair of a generated tile
 ///
diff --git a/src/world/chunk.rs b/src/world/chunk.rs
index 311fca8..aadf882 100644
--- a/src/world/chunk.rs
+++ b/src/world/chunk.rs
@@ -419,7 +419,7 @@ impl<'a> Iterator for SectionIter<'a> {
 	}
 
 	fn last(mut self) -> Option<Self::Item> {
-		self.with_iter(|iter| iter.last())
+		self.next_back()
 	}
 }
 
diff --git a/src/world/text_value.rs b/src/world/text_value.rs
index 75defc4..3de6593 100644
--- a/src/world/text_value.rs
+++ b/src/world/text_value.rs
@@ -176,15 +176,20 @@ pub struct TextValue(pub fastnbt::Value);
 impl TextValue {
 	/// Deserializes a [TextValue] into a [DeserializedText]
 	pub fn deserialize(&self, data_version: u32) -> DeserializedText {
+		// TODO: Improve error handling
+		//
+		// Unfortunately, there are a number of weird ways an empty sign coould
+		// be encoded (for example a compound with an "" key), so for now we
+		// simply interpret undecodable data as empty.
 		if data_version < 4290 {
-			if let fastnbt::Value::String(json) = &self.0 {
-				if let Ok(content) = serde_json::from_str(json) {
-					return content;
-				}
-			}
-		}
+			let fastnbt::Value::String(json) = &self.0 else {
+				return DeserializedText::default();
+			};
 
-		fastnbt::from_value(&self.0).unwrap_or_default()
+			serde_json::from_str(json).unwrap_or_default()
+		} else {
+			fastnbt::from_value(&self.0).unwrap_or_default()
+		}
 	}
 }