diff --git a/wrapper/rust/wolfssl-wolfcrypt/src/ecc.rs b/wrapper/rust/wolfssl-wolfcrypt/src/ecc.rs
index 85ccc6fb3e..8ba320ba63 100644
--- a/wrapper/rust/wolfssl-wolfcrypt/src/ecc.rs
+++ b/wrapper/rust/wolfssl-wolfcrypt/src/ecc.rs
@@ -1964,7 +1964,7 @@ impl ECC {
         if rc != 0 {
             return Err(rc);
         }
-        Ok(res != 0)
+        Ok(res == 1)
     }
 }