diff --git a/agb-fixnum/Cargo.toml b/agb-fixnum/Cargo.toml
index cb4e16e..3040c76 100644
--- a/agb-fixnum/Cargo.toml
+++ b/agb-fixnum/Cargo.toml
@@ -8,3 +8,13 @@ repository = "https://github.com/agbrs/agb"
 
 [dependencies]
 agb_macros = { version = "0.14.0", path = "../agb-macros" }
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb-gbafix/Cargo.toml b/agb-gbafix/Cargo.toml
index 71f85fb..f09df92 100644
--- a/agb-gbafix/Cargo.toml
+++ b/agb-gbafix/Cargo.toml
@@ -13,3 +13,13 @@ gbafix = "1"
 bytemuck = "1"
 anyhow = "1"
 clap = "4"
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb-hashmap/Cargo.toml b/agb-hashmap/Cargo.toml
index 3a1a787..57ad0b1 100644
--- a/agb-hashmap/Cargo.toml
+++ b/agb-hashmap/Cargo.toml
@@ -10,4 +10,14 @@ repository = "https://github.com/agbrs/agb"
 rustc-hash = { version = "1", default-features = false }
 
 [dev-dependencies]
-rand = { version = "0.8", default-features = false, features = ["small_rng"] }
\ No newline at end of file
+rand = { version = "0.8", default-features = false, features = ["small_rng"] }
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb-image-converter/Cargo.toml b/agb-image-converter/Cargo.toml
index 4978edd..6200ddd 100644
--- a/agb-image-converter/Cargo.toml
+++ b/agb-image-converter/Cargo.toml
@@ -17,3 +17,13 @@ proc-macro2 = "1"
 quote = "1"
 asefile = "0.3.5"
 fontdue = "0.7"
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb-macros/Cargo.toml b/agb-macros/Cargo.toml
index 6418468..1570e7f 100644
--- a/agb-macros/Cargo.toml
+++ b/agb-macros/Cargo.toml
@@ -14,3 +14,13 @@ proc-macro = true
 syn = { version = "2", features = ["full", "extra-traits"] }
 proc-macro2 = "1"
 quote = "1"
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb-sound-converter/Cargo.toml b/agb-sound-converter/Cargo.toml
index 4ac5bc2..358388f 100644
--- a/agb-sound-converter/Cargo.toml
+++ b/agb-sound-converter/Cargo.toml
@@ -7,14 +7,6 @@ license = "MPL-2.0"
 description = "Library for converting wavs for use on the Game Boy Advance"
 repository = "https://github.com/agbrs/agb"
 
-[profile.dev]
-opt-level = 3
-debug = true
-
-[profile.release]
-lto = true
-debug = true
-
 [lib]
 proc-macro = true
 
@@ -23,3 +15,13 @@ hound = "3.5"
 syn = "2"
 proc-macro2 = "1"
 quote = "1"
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/agb/Cargo.toml b/agb/Cargo.toml
index 1f572e9..34b3ad9 100644
--- a/agb/Cargo.toml
+++ b/agb/Cargo.toml
@@ -7,16 +7,6 @@ description = "Library for Game Boy Advance Development"
 license = "MPL-2.0"
 repository = "https://github.com/agbrs/agb"
 
-[profile.dev]
-opt-level = 3
-debug = true
-
-[profile.release]
-opt-level = 3
-lto = "fat"
-debug = true
-codegen-units = 1
-
 [features]
 default = ["testing"]
 testing = []
@@ -35,3 +25,13 @@ rustc-hash =  { version = "1", default-features = false }
 [package.metadata.docs.rs]
 default-target = "thumbv6m-none-eabi"
 targets = []
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/book/games/pong/Cargo.toml b/book/games/pong/Cargo.toml
index ec83e03..4868499 100644
--- a/book/games/pong/Cargo.toml
+++ b/book/games/pong/Cargo.toml
@@ -4,16 +4,15 @@ version = "0.1.0"
 authors = ["Gwilym Kuiper <gw@ilym.me>"]
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 agb = { version = "0.14.0", path = "../../../agb" }
 
 [profile.dev]
-opt-level = 2
+opt-level = 3
 debug = true
 
 [profile.release]
-panic = "abort"
-lto = true
+opt-level = 3
+lto = "fat"
 debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/examples/combo/Cargo.toml b/examples/combo/Cargo.toml
index d27c394..91d4772 100644
--- a/examples/combo/Cargo.toml
+++ b/examples/combo/Cargo.toml
@@ -11,13 +11,12 @@ the-purple-night = { path = "../the-purple-night" }
 the-hat-chooses-the-wizard = { path = "../the-hat-chooses-the-wizard" }
 hyperspace-roll = { path = "../hyperspace-roll" }
 
-
 [profile.dev]
-opt-level = 2
+opt-level = 3
 debug = true
 
 [profile.release]
-panic = "abort"
-lto = true
+opt-level = 3
+lto = "fat"
 debug = true
-codegen-units = 1
+codegen-units = 1
\ No newline at end of file
diff --git a/examples/hyperspace-roll/Cargo.toml b/examples/hyperspace-roll/Cargo.toml
index 1e8cdd9..029efcd 100644
--- a/examples/hyperspace-roll/Cargo.toml
+++ b/examples/hyperspace-roll/Cargo.toml
@@ -4,17 +4,15 @@ version = "0.1.0"
 authors = [""]
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 agb = { version = "0.14.0", path = "../../agb" }
 
 [profile.dev]
-opt-level = 2
+opt-level = 3
 debug = true
 
 [profile.release]
-panic = "abort"
-lto = true
+opt-level = 3
+lto = "fat"
 debug = true
-codegen-units = 1
+codegen-units = 1
\ No newline at end of file
diff --git a/examples/the-hat-chooses-the-wizard/Cargo.toml b/examples/the-hat-chooses-the-wizard/Cargo.toml
index 9af5d5f..ca7c6f4 100644
--- a/examples/the-hat-chooses-the-wizard/Cargo.toml
+++ b/examples/the-hat-chooses-the-wizard/Cargo.toml
@@ -14,4 +14,11 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 
 [profile.dev]
-opt-level = 2
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/examples/the-purple-night/Cargo.toml b/examples/the-purple-night/Cargo.toml
index 7c6daae..3b34b96 100644
--- a/examples/the-purple-night/Cargo.toml
+++ b/examples/the-purple-night/Cargo.toml
@@ -15,8 +15,11 @@ quote = "1.0.10"
 tiled = { version = "0.9.4", default-features = false }
 
 [profile.dev]
-opt-level = 2
+opt-level = 3
+debug = true
 
 [profile.release]
-panic = "abort"
-lto = true
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/mgba-test-runner/Cargo.toml b/mgba-test-runner/Cargo.toml
index a309d88..58e7839 100644
--- a/mgba-test-runner/Cargo.toml
+++ b/mgba-test-runner/Cargo.toml
@@ -4,11 +4,6 @@ version = "0.1.0"
 authors = ["Corwin Kuiper <corwin@kuiper.dev>"]
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[profile.release]
-debug = true
-
 [dependencies]
 regex = "1"
 anyhow = "1"
@@ -16,3 +11,13 @@ image = { version = "0.24", default-features = false, features = [ "png", "bmp"
 
 [build-dependencies]
 cc = { version = "1", features = ["parallel"] }
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file
diff --git a/template/Cargo.toml b/template/Cargo.toml
index 29bc4d8..8252e28 100644
--- a/template/Cargo.toml
+++ b/template/Cargo.toml
@@ -10,11 +10,11 @@ edition = "2021"
 agb = "0.14.0"
 
 [profile.dev]
-opt-level = 2
+opt-level = 3
 debug = true
 
 [profile.release]
-panic = "abort"
-lto = true
+opt-level = 3
+lto = "fat"
 debug = true
-codegen-units = 1
+codegen-units = 1
\ No newline at end of file
diff --git a/tools/Cargo.toml b/tools/Cargo.toml
index 30f662e..bd6f8ee 100644
--- a/tools/Cargo.toml
+++ b/tools/Cargo.toml
@@ -3,11 +3,19 @@ name = "tools"
 version = "0.1.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 clap = "4"
 toml_edit = "0.19"
 glob = "0.3"
 chrono = "0.4"
 dependency-graph = "0.1.5"
+
+[profile.dev]
+opt-level = 3
+debug = true
+
+[profile.release]
+opt-level = 3
+lto = "fat"
+debug = true
+codegen-units = 1
\ No newline at end of file