diff --git a/Cargo.lock b/Cargo.lock
index 86ad530b..eae4c342 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -699,9 +699,9 @@ dependencies = [
 
 [[package]]
 name = "crc-catalog"
-version = "2.2.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cace84e55f07e7301bae1c519df89cdad8cc3cd868413d3fdbdeca9ff3db484"
+checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
 
 [[package]]
 name = "crc32fast"
@@ -1047,9 +1047,9 @@ checksum = "25cbce373ec4653f1a01a31e8a5e5ec0c622dc27ff9c4e6606eefef5cbbed4a5"
 
 [[package]]
 name = "fdeflate"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d329bdeac514ee06249dabc27877490f17f5d371ec693360768b838e19f3ae10"
+checksum = "64d6dafc854908ff5da46ff3f8f473c6984119a2876a383a860246dd7841a868"
 dependencies = [
  "simd-adler32",
 ]
@@ -1518,9 +1518,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.0.2"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8adf3ddd720272c6ea8bf59463c04e0f93d0bbf7c5439b691bca2987e0270897"
+checksum = "d530e1a18b1cb4c484e6e34556a0d948706958449fca0cab753d649f2bce3d1f"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.2",
@@ -1599,9 +1599,9 @@ checksum = "bc0000e42512c92e31c2252315bda326620a4e034105e900c98ec492fa077b3e"
 
 [[package]]
 name = "js-sys"
-version = "0.3.64"
+version = "0.3.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5f195fe497f702db0f318b07fdd68edb16955aed830df8363d837542f8f935a"
+checksum = "54c0c35952f67de54bb584e9fd912b3023117cbafc0a77d8f3dee1fb5f572fe8"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -2874,7 +2874,7 @@ version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d1c7e3eac408d115102c4c24ad393e0821bb3a5df4d506a80f85f7a742a526b"
 dependencies = [
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "itoa",
  "ryu",
  "serde",
@@ -2919,7 +2919,7 @@ version = "0.9.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3cc7a1570e38322cfe4154732e5110f887ea57e22b76f4bfd32b5bdd3368666c"
 dependencies = [
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "itoa",
  "ryu",
  "serde",
@@ -3126,7 +3126,7 @@ dependencies = [
  "futures-util",
  "hashlink",
  "hex",
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "log",
  "memchr",
  "once_cell",
@@ -3909,9 +3909,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.87"
+version = "0.2.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7706a72ab36d8cb1f80ffbf0e071533974a60d0a308d01a5d0375bf60499a342"
+checksum = "7daec296f25a1bae309c0cd5c29c4b260e510e6d813c286b19eaadf409d40fce"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -3919,9 +3919,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.87"
+version = "0.2.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ef2b6d3c510e9625e5fe6f509ab07d66a760f0885d858736483c32ed7809abd"
+checksum = "e397f4664c0e4e428e8313a469aaa58310d302159845980fd23b0f22a847f217"
 dependencies = [
  "bumpalo",
  "log",
@@ -3934,9 +3934,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.87"
+version = "0.2.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dee495e55982a3bd48105a7b947fd2a9b4a8ae3010041b9e0faab3f9cd028f1d"
+checksum = "5961017b3b08ad5f3fe39f1e79877f8ee7c23c5e5fd5eb80de95abc41f1f16b2"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -3944,9 +3944,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.87"
+version = "0.2.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
+checksum = "c5353b8dab669f5e10f5bd76df26a9360c748f054f862ff5f3f8aae0c7fb3907"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3957,15 +3957,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.87"
+version = "0.2.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
+checksum = "0d046c5d029ba91a1ed14da14dca44b68bf2f124cfbaf741c54151fdb3e0750b"
 
 [[package]]
 name = "web-sys"
-version = "0.3.64"
+version = "0.3.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b85cbef8c220a6abc02aefd892dfc0fc23afb1c6a426316ec33253a3877249b"
+checksum = "5db499c5f66323272151db0e666cd34f78617522fb0c1604d31a27c50c206a85"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -4200,18 +4200,18 @@ checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
 
 [[package]]
 name = "zerocopy"
-version = "0.7.20"
+version = "0.7.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd66a62464e3ffd4e37bd09950c2b9dd6c4f8767380fabba0d523f9a775bc85a"
+checksum = "8cd369a67c0edfef15010f980c3cbe45d7f651deac2cd67ce097cd801de16557"
 dependencies = [
  "zerocopy-derive",
 ]
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.7.20"
+version = "0.7.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "255c4596d41e6916ced49cfafea18727b24d67878fa180ddfd69b9df34fd1726"
+checksum = "c2f140bda219a26ccc0cdb03dba58af72590c53b22642577d88a927bc5c87d6b"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/martin/src/fonts/mod.rs b/martin/src/fonts/mod.rs
index 5f286e44..1edf2101 100644
--- a/martin/src/fonts/mod.rs
+++ b/martin/src/fonts/mod.rs
@@ -14,7 +14,6 @@ use pbf_font_tools::{render_sdf_glyph, Fontstack, Glyphs, PbfFontError};
 use regex::Regex;
 use serde::{Deserialize, Serialize};
 
-use crate::fonts::FontError::IoError;
 use crate::OptOneMany;
 
 const MAX_UNICODE_CP: usize = 0xFFFF;
@@ -60,12 +59,6 @@ pub enum FontError {
     #[error("No font files found in {}", .0.display())]
     NoFontFilesFound(PathBuf),
 
-    #[error("Font {} could not be loaded", .0.display())]
-    UnableToReadFont(PathBuf),
-
-    #[error("{0} in file {}", .1.display())]
-    FontProcessingError(spreet::error::Error, PathBuf),
-
     #[error("Font {0} is missing a family name")]
     MissingFamilyName(PathBuf),
 
@@ -254,7 +247,7 @@ fn recurse_dirs(
     if path.is_dir() {
         for dir_entry in path
             .read_dir()
-            .map_err(|e| IoError(e, path.clone()))?
+            .map_err(|e| FontError::IoError(e, path.clone()))?
             .flatten()
         {
             recurse_dirs(lib, dir_entry.path(), fonts, false)?;