diff --git a/build.rs b/build.rs
index 9a32b7a2..77bc41bc 100644
--- a/build.rs
+++ b/build.rs
@@ -25,10 +25,9 @@ fn write_version_file() -> io::Result<()> {
     let mut version_file = File::create(&version_fname)?;
     write!(
         &mut version_file,
-        "r#\"ion {} ({})\nrev {}\"#",
+        "r#\"ion {} ({})\nrev \"#",
         version,
-        target,
-        get_git_rev()?.trim()
+        target
     )?;
     Ok(())
 }