diff --git a/Cargo.toml b/Cargo.toml
index f64cd93..4dd8ca1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,6 +32,7 @@ defmt-info = []
 defmt-warn = []
 defmt-error = []
 
+# cargo build/run
 [profile.dev]
 codegen-units = 1
 debug = 2
@@ -40,6 +41,7 @@ incremental = false
 opt-level = 3 # <-
 overflow-checks = true # <-
 
+# cargo test
 [profile.test]
 codegen-units = 1
 debug = 2
@@ -48,6 +50,7 @@ incremental = false
 opt-level = 3 # <-
 overflow-checks = true # <-
 
+# cargo build/run --release
 [profile.release]
 codegen-units = 1
 debug = 2
@@ -57,6 +60,16 @@ lto = 'fat'
 opt-level = 3 # <-
 overflow-checks = false # <-
 
+# cargo test --release
+[profile.bench]
+codegen-units = 1
+debug = 2
+debug-assertions = false # <-
+incremental = false
+lto = 'fat'
+opt-level = 3 # <-
+overflow-checks = false # <-
+
 # uncomment this to switch from the crates.io version of defmt to its git version
 # check app-template's README for instructions
 # [patch.crates-io]