diff --git a/build.sh b/build.sh
index 3394194d..a451f895 100755
--- a/build.sh
+++ b/build.sh
@@ -59,7 +59,7 @@ else
 	apt-get update
 	apt-get install -y libmosquitto-dev raspi-gpio libi2c-dev libssl-dev libgpiod-dev
 
-    enable_i2c()
+    enable_i2c
 
 	if ! command -v raspi-gpio &> /dev/null; then
 		echo "Command raspi-gpio is required and is not installed"