diff --git a/grammar/src/errors/parser.rs b/grammar/src/errors/parser.rs
index 36e569c21a..12753ee0df 100644
--- a/grammar/src/errors/parser.rs
+++ b/grammar/src/errors/parser.rs
@@ -27,6 +27,9 @@ pub enum ParserError {
     #[error("Cannot read from the provided file path - {:?}", _0)]
     FileReadError(PathBuf),
 
+    #[error("{}", _0)]
+    IoError(#[from] std::io::Error),
+
     #[error("{}", _0)]
     JsonError(#[from] serde_json::error::Error),