diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e6d604f..9d72e5a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,8 +10,6 @@ on:
 jobs:
   build_linux:
     runs-on: ubuntu-latest
-    env:
-        ARDUINO_SKETCH_ALWAYS_EXPORT_BINARIES: 1
     steps:
     - uses: actions/checkout@v7
     - name: Install Arduino CLI
diff --git a/Makefile b/Makefile
index 1b961dd..c53a1a8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,9 @@
 BOARD = esp32:esp32:esp32
-PORT := $(strip $(wildcard /dev/serial/by-id/usb-Silicon_Labs_CP21* /dev/serial/by-id/usb-1a86_USB_Single_Serial_* /dev/cu.usbserial-* /dev/cu.usbmodem*))
+PORT = $(strip $(wildcard /dev/serial/by-id/usb-Silicon_Labs_CP21* /dev/serial/by-id/usb-1a86_USB_Single_Serial_* /dev/cu.usbserial-* /dev/cu.usbmodem*))
 VERSION = $(shell git describe --always --dirty)
 
-export ARDUINO_NETWORK_CONNECTION_TIMEOUT := 1h
+export ARDUINO_NETWORK_CONNECTION_TIMEOUT = 1h
+export ARDUINO_SKETCH_ALWAYS_EXPORT_BINARIES = 1
 
 build: .core .libs
 	arduino-cli compile flix \