Fix clippy suggestions

1 files changed, 1 insertions, 1 deletions

diff --git a/build.rs b/build.rs
index 92ca750..a560325 100644
--- a/build.rs
+++ b/build.rs
@@ -16,7 +16,7 @@ fn main() {
         }
     }
 
-    let var = std::env::var_os("SHELL_COMPLETIONS_DIR").or(std::env::var_os("OUT_DIR"));
+    let var = std::env::var_os("SHELL_COMPLETIONS_DIR").or_else(|| std::env::var_os("OUT_DIR"));
     let outdir = match var {
         None => return,
         Some(outdir) => outdir,