diff --git a/.gitignore b/.gitignore
index dbcc991..294ad85 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@ worker/output/
 # Parquet exports (generated, sync to HF via scripts/sync_hf.py)
 training/parquet/
 
-# Go binary
+# Go binaries
 /lem
+/dedup-check
 bin/
diff --git a/dedup-check b/dedup-check
deleted file mode 100755
index 99fa8e6..0000000
Binary files a/dedup-check and /dev/null differ