diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs
index a4942a3b6af..53d32f2f32f 100644
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -879,6 +879,7 @@ fn print_expr(s: ps, &&expr: @ast::expr) {
             let blk_arg = vec::pop(base_args);
             alt blk_arg.node {
               ast::expr_loop_body(_) { word_nbsp(s, "for"); }
+              ast::expr_do_body(_) { word_nbsp(s, "do"); }
               _ {}
             }
             some(blk_arg)
diff --git a/src/test/pretty/do1.rs b/src/test/pretty/do1.rs
new file mode 100644
index 00000000000..3d1804a1290
--- /dev/null
+++ b/src/test/pretty/do1.rs
@@ -0,0 +1,7 @@
+// pretty-exact
+
+fn f(f: fn@(int)) { f(10) }
+
+fn main() {
+    do f { |i| assert i == 10 }
+}