diff --git a/ext/parsekit/Cargo.toml b/ext/parsekit/Cargo.toml
index 59b8ddd..c62bee0 100644
--- a/ext/parsekit/Cargo.toml
+++ b/ext/parsekit/Cargo.toml
@@ -21,7 +21,7 @@ image = "0.25"  # Image processing library (match rusty-tesseract's version)
 calamine = "0.31"  # Excel parsing
 docx-rs = "0.4"  # Word document parsing
 quick-xml = "0.38"  # XML parsing
-zip = "5.0"  # ZIP archive handling for PPTX
+zip = "6.0"  # ZIP archive handling for PPTX
 serde_json = "1.0"  # JSON parsing
 regex = "1.10"  # Text parsing
 encoding_rs = "0.8"  # Encoding detection