diff --git a/src/util.rs b/src/util.rs
index f9f18e0..e5dd0e4 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -55,7 +55,11 @@ pub trait BufReadExt {
 impl<T> BufReadExt for T where T: io::BufRead {
     fn discard_exact(&mut self, mut len: usize) -> io::Result<()> {
         while len > 0 {
-            let consume_len = self.fill_buf()?.len().min(len);
+            let consume_len = match self.fill_buf() {
+                Ok(buf) => buf.len().min(len),
+                Err(e) if e.kind() == io::ErrorKind::Interrupted => continue,
+                Err(e) => return Err(e),
+            };
             self.consume(consume_len);
             len -= consume_len;
         }