diff --git a/portage/env/firefox.conf b/portage/env/firefox.conf
index 7a0237a..d47703b 100644
--- a/portage/env/firefox.conf
+++ b/portage/env/firefox.conf
@@ -3,7 +3,7 @@
 # Copyright 2022-2023 Inference
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 
-# Version: 1.0.0.1
+# Version: 2.0.0.2
 
 
 # Flags
@@ -13,6 +13,6 @@
 ## Compiler flags
 CFLAGS="-march=znver3 -mtune=znver3 -O2 -pipe -U__gnu_linux__"
 CXXFLAGS="-march=znver3 -mtune=znver3 -O2 -pipe"
-RUSTFLAGS="-C target-cpu=znver3 -Z tune-cpu=znver3 -C opt-level=2 -C debuginfo=0"
+RUSTFLAGS="-C target-cpu=znver3 -C opt-level=2 -C debuginfo=0"
 ## Linker flags
 LDFLAGS="-fuse-ld=lld -rtlib=compiler-rt -unwindlib=libunwind"