diff --git a/.gitignore b/.gitignore
index 2658902f..3ba8f464 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,3 +16,17 @@ Firmware/Doc
 /html
 /latex
 /Doxyfile
+/lang/*.bin
+/lang/*.hex
+/lang/*.dat
+/lang/*.tmp
+/lang/*.out
+/lang/not_tran.txt
+/lang/not_used.txt
+/lang/progmem1.chr
+/lang/progmem1.lss
+/lang/progmem1.txt
+/lang/progmem1.var
+/lang/text.sym
+/lang/textaddr.txt
+/build-env/
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 00000000..43b49d04
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,3 @@
+dist: trusty
+script:
+  - bash -x build.sh
diff --git a/Firmware/config.h b/Firmware/config.h
index 64cf1468..7c4341dc 100644
--- a/Firmware/config.h
+++ b/Firmware/config.h
@@ -43,8 +43,8 @@
 #define W25X20CL_SPSR          SPI_SPSR(W25X20CL_SPI_RATE)
 
 //LANG - Multi-language support
-#define LANG_MODE              0 // primary language only
-//#define LANG_MODE              1 // sec. language support
+//#define LANG_MODE              0 // primary language only
+#define LANG_MODE              1 // sec. language support
 #define LANG_SIZE_RESERVED     0x2f00 // reserved space for secondary language (12032 bytes)
 
 
diff --git a/build.sh b/build.sh
new file mode 100755
index 00000000..45bb9a93
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,40 @@
+#!/bin/bash 
+BUILD_ENV="1.0.1"
+SCRIPT_PATH="$( cd "$(dirname "$0")" ; pwd -P )"
+
+if [ ! -d "build-env" ]; then
+    mkdir build-env || exit 1
+fi
+cd build-env || exit 2
+
+if [ ! -f "PF-build-env-Linux64-$BUILD_ENV.zip" ]; then
+    wget https://github.com/mkbel/PF-build-env/releases/download/$BUILD_ENV/PF-build-env-Linux64-$BUILD_ENV.zip || exit 3
+fi
+
+if [ ! -d "../../PF-build-env-$BUILD_ENV" ]; then
+    unzip PF-build-env-Linux64-$BUILD_ENV.zip -d ../../PF-build-env-$BUILD_ENV || exit 4
+fi
+
+cd ../../PF-build-env-$BUILD_ENV || exit 5
+BUILD_ENV_PATH="$( pwd -P )"
+
+cd ..
+
+if [ ! -d "Prusa-Firmware-build" ]; then
+    mkdir Prusa-Firmware-build  || exit 6
+fi
+
+cd Prusa-Firmware-build || exit 7
+BUILD_PATH="$( pwd -P )"
+
+if [ ! -f "$SCRIPT_PATH/Firmware/Configuration_prusa.h" ]; then
+    cp $SCRIPT_PATH/Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h $SCRIPT_PATH/Firmware/Configuration_prusa.h || exit 8
+fi
+
+$BUILD_ENV_PATH/arduino $SCRIPT_PATH/Firmware/Firmware.ino --verify --board rambo:avr:rambo --pref build.path=$BUILD_PATH || exit 9
+
+export ARDUINO=$BUILD_ENV_PATH
+
+cd $SCRIPT_PATH/lang
+./lang-build.sh || exit 10
+./fw-build.sh || exit 11
diff --git a/lang/config.sh b/lang/config.sh
index a4aae26e..f518693f 100644
--- a/lang/config.sh
+++ b/lang/config.sh
@@ -5,17 +5,19 @@
 #  This file is 'included' in all scripts.
 #
 # Arduino main folder:
-export ARDUINO=C:/arduino-1.8.5
+if [ -z "$ARDUINO" ]; then
+    export ARDUINO=C:/arduino-1.8.5
+fi
 #
 # Arduino builder:
-export BUILDER=$ARDUINO/arduino_debug.exe
+export BUILDER=$ARDUINO/arduino-builder
 #
 # AVR gcc tools:
-export OBJCOPY=$ARDUINO/hardware/tools/avr/bin/avr-objcopy.exe
-export OBJDUMP=$ARDUINO/hardware/tools/avr/bin/avr-objdump.exe
+export OBJCOPY=$ARDUINO/hardware/tools/avr/bin/avr-objcopy
+export OBJDUMP=$ARDUINO/hardware/tools/avr/bin/avr-objdump
 #
 # Output folder:
-export OUTDIR="../../output"
+export OUTDIR="../../Prusa-Firmware-build"
 #
 # Objects folder:
 export OBJDIR="$OUTDIR/sketch"
diff --git a/lang/fw-build.sh b/lang/fw-build.sh
old mode 100644
new mode 100755
diff --git a/lang/lang-build.sh b/lang/lang-build.sh
old mode 100644
new mode 100755
diff --git a/lang/progmem.sh b/lang/progmem.sh
old mode 100644
new mode 100755
diff --git a/lang/textaddr.sh b/lang/textaddr.sh
old mode 100644
new mode 100755
diff --git a/lang/update_lang.sh b/lang/update_lang.sh
old mode 100644
new mode 100755