diff --git a/Cargo.toml b/Cargo.toml
index 28ebf99c1bcd..1d5514903521 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -273,8 +273,12 @@ zip = { version = "0.6", default-features = false }
 
 # Our dev profile has some optimizations turned on, as well as debug assertions.
 [profile.dev]
-opt-level = 1   # Make debug builds run faster
-panic = "abort" # This leads to better optimizations and smaller binaries (and is the default in Wasm anyways).
+opt-level = 1 # Make debug builds run faster
+
+# panic = "abort" leads to better optimizations and smaller binaries (and is the default in Wasm anyways),
+# but it also means backtraces don't work with the `backtrace` library (https://github.com/rust-lang/backtrace-rs/issues/397).
+# egui has a feature where if you hold down all modifiers keys on your keyboard and hover any UI widget,
+# you will see the backtrace to that widget, and we don't want to break that feature.
 
 [profile.dev.build-override]
 debug = true # enable debug symbols for build scripts when building in dev (codegen backtraces!)