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-rw-r--r--src/libstd/sys/wasm/os.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/sys/wasm/os.rs b/src/libstd/sys/wasm/os.rs
index 193c3892743..91afdc8a5a0 100644
--- a/src/libstd/sys/wasm/os.rs
+++ b/src/libstd/sys/wasm/os.rs
@@ -53,6 +53,7 @@ impl fmt::Display for JoinPathsError {
 }
 
 impl StdError for JoinPathsError {
+    #[allow(deprecated)]
     fn description(&self) -> &str {
         "not supported on wasm yet"
     }