diff --git a/Cargo.toml b/Cargo.toml
index 46286e826567..2ef2a3101055 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -201,9 +201,10 @@ rate-limit = { existing-packages = 70, new-packages = 70 }
 
 # This is for local development
 [profile.dev]
-debug       = 2       # debug build will cause runtime panic if codegen-unints is default
-incremental = true
-panic       = "abort"
+codegen-units = 16
+debug         = 2       # debug build will cause runtime panic if codegen-unints is default
+incremental   = true
+panic         = "abort"
 
 # This is for release build for users
 [profile.release]