diff --git a/Cargo.toml b/Cargo.toml
index 3ed0edbb..b70ccfb3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -36,7 +36,7 @@ opt-level = "z"
 
 [profile.dev]
 opt-level = 0
-debug = true
+debug = "line-tables-only"
 lto = false
 debug-assertions = true
 overflow-checks = true