diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a604dab..81ebfcf 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -29,7 +29,7 @@ repos:
       - id: test
         name: Run zig build test
         entry: zig
-        args: ["build", "coverage", "-Dcoverage-threshold=52"]
+        args: ["build", "coverage", "-Dcoverage-threshold=53"]
         language: system
         types: [file]
         pass_filenames: false
diff --git a/AGENTS.md b/AGENTS.md
index 37525ef..78dacd8 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -7,7 +7,7 @@ zig build                    # build the zfin binary (output: zig-out/bin/zfin)
 zig build test               # run all tests (single binary, discovers all tests via refAllDeclsRecursive)
 zig build run -- <args>      # build and run CLI
 zig build docs               # generate library documentation
-zig build coverage -Dcoverage-threshold=52  # run tests with kcov coverage (Linux only)
+zig build coverage -Dcoverage-threshold=53  # run tests with kcov coverage (Linux only)
 ```
 
 **Tooling** (managed via `.mise.toml`):