diff --git a/Cargo.toml b/Cargo.toml
index a8ae68c8a..6a347820f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -86,3 +86,9 @@ lto = "thin"
 codegen-units = 16
 opt-level = 2
 incremental = true
+
+[profile.bench]
+# For "cargo bench", which is only used by some crates.
+# Inherits release build settings, but adds full debug symbols.
+debug = 2
+strip = "none"