diff --git a/src/common/mod.rs b/src/common/mod.rs
index 6469ad2..4317df9 100644
--- a/src/common/mod.rs
+++ b/src/common/mod.rs
@@ -1,2 +1,8 @@
 pub mod is_binary;
 pub mod status;
+
+/// Standard buffer size for I/O operations (8KB)
+pub const PIPESIZE: usize = 8192;
+
+// Re-export for easy access
+pub use self::PIPESIZE;