diff --git a/rust-time.spec b/rust-time.spec
index eca05e6..90a0484 100644
--- a/rust-time.spec
+++ b/rust-time.spec
@@ -76,6 +76,7 @@ which use "rustc-serialize" feature of "%{crate}" crate.
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
+sed -i -e '/#!\[.*deny(warnings).*\]/d' src/lib.rs
 %cargo_prep
 
 %build