diff --git a/package.yml b/package.yml
--- a/package.yml
+++ b/package.yml
@@ -1,13 +1,13 @@
 name       : arduino
-version    : 1.8.10
-release    : 2
+version    : 1.8.11
+release    : 3
 source     :
-    - https://github.com/arduino/Arduino/archive/1.8.10.tar.gz : 9b0ab3de8d8b95d67c74dba6b34c84a6842576c56ab521490455f21ee1e3f043
-    - https://github.com/arduino-libraries/WiFi101-FirmwareUpdater-Plugin/releases/download/v0.10.9/WiFi101-Updater-ArduinoIDE-Plugin-0.10.9.zip : b9067c0a345576a5a5b8d3c6c67fb0a09291659df57baa83978f686ebdc78534
-    - https://downloads.arduino.cc/libastylej-2.05.1-4.zip : 3a8d98e85c344ca945790f05ff8b1b0f2a3cfcc2939001e58f47ad5ed03a6060
-    - https://downloads.arduino.cc/liblistSerials/liblistSerials-1.4.2.zip : 75a89f408f3ecd4796ac173eaddd3c7e55021af030aee7f85b59a4190459a8dc
-    - https://downloads.arduino.cc/cores/avr-1.6.23.tar.bz2 : 18618d7f256f26cd77c35f4c888d5d1b2334f07925094fdc99ac3188722284aa
-    - https://github.com/arduino/arduino-builder/releases/download/1.4.4/arduino-builder-1.4.4.tar.xz : 2a895be601efed806936c009c5b79e7f43f802123ebc2ae73a4ecc8b46563662
+    - https://github.com/arduino/Arduino/archive/1.8.11.tar.gz : ba0a4ebdb5f46a4c7639b5b872da861e3be23c9ccd9df0a1b1fc7ea9f0271f2b
+    - https://github.com/arduino-libraries/WiFi101-FirmwareUpdater-Plugin/releases/download/v0.10.10/WiFi101-Updater-ArduinoIDE-Plugin-0.10.10.zip : 0d70f3aa3cd7dc46cc402fc0a915519e7cf8af6cdc544458c182394d5fc3452f
+    - https://downloads.arduino.cc/libastylej-2.05.1-5.zip : def22874099c28d482720ee2a444ec4709f0980bae41f3ebb6033bbc79beb486
+    - https://downloads.arduino.cc/liblistSerials/liblistSerials-1.4.2-2.zip : a338d470822de19bd971bd7a71d43f5273ba082baa9236be28c44b47c3e51f6b
+    - https://downloads.arduino.cc/cores/avr-1.8.2.tar.bz2 : 6213d41c6e91a75ac931527da5b10f2dbe0140c8cc1dd41b06cd4e78b943f41b
+    - https://github.com/arduino/arduino-builder/releases/download/1.5.1/arduino-builder-1.5.1.tar.xz : 71a1c20798e568a1af329c45894e9b07177115d3e47df2ba2685dba66f3a2abe
     - https://github.com/arduino/ctags/releases/download/5.8-arduino11/ctags-5.8-arduino11.tar.xz : 9591ce86efa2ff7c277561706e6ace376201c5ec5f0b3925c50884ebf365d7e7
 license    : GPL-2.0-or-later
 component  : programming.ide
@@ -30,25 +30,24 @@
     - avrdude
 environment: |
     export PREFIX=/usr/share/arduino
-    export GOPATH="$workdir/build"
     export HARDWARE_DIR=$workdir/build/linux/work/hardware/arduino
-    export BUILDER_DIR=$workdir/build/src/github.com/arduino/arduino-builder
+    export BUILDER_DIR=$workdir/build/arduino-builder
     export CTAGS_DIR=$workdir/build/ctags
     export CTAGS_VERSION=ctags-5.8-arduino11
 setup      : |
     # copy dependency libraries
-    cp $sources/WiFi101-Updater-ArduinoIDE-Plugin-0.10.9.zip $workdir/build/shared/
-    cp $sources/libastylej-2.05.1-4.zip $workdir/build/
-    cp $sources/liblistSerials-1.4.2.zip $workdir/build/
+    cp $sources/WiFi101-Updater-ArduinoIDE-Plugin-0.10.10.zip $workdir/build/shared/
+    cp $sources/libastylej-2.05.1-5.zip $workdir/build/
+    cp $sources/liblistSerials-1.4.2-2.zip $workdir/build/
 
     # unpack and patch ArduinoCore-avr to use system avr toolchain and avrdude
     mkdir -p $HARDWARE_DIR
-    tar xCjv $HARDWARE_DIR -f $sources/avr-1.6.23.tar.bz2
+    tar xCjv $HARDWARE_DIR -f $sources/avr-1.8.2.tar.bz2
     %patch -p1 < $pkgfiles/0001-use-system-toolchain.patch -d $HARDWARE_DIR/avr
 
     # unpack arduino-builder source
     mkdir -p $BUILDER_DIR
-    tar xCv $BUILDER_DIR -f $sources/arduino-builder-1.4.4.tar.xz --strip-components=1
+    tar xCv $BUILDER_DIR -f $sources/arduino-builder-1.5.1.tar.xz --strip-components=1
 
     # unpack arduino-ctags source
     mkdir -p $CTAGS_DIR
@@ -58,22 +57,12 @@
     ant dist -Dversion=%version% build \
             -Dlight_bundle=true \
             -Dno_docs=true \
-            -Dlocal_sources=false \
+            -Dlocal_sources=true \
             -Dno_arduino_builder=true
 
-    # install golang dependencies for building arduino-builder
-    go get github.com/go-errors/errors
-    go get github.com/stretchr/testify
-    go get github.com/jstemmer/go-junit-report
-    go get -u github.com/arduino/go-properties-map
-    go get -u github.com/arduino/go-timeutils
-    go get google.golang.org/grpc
-    go get github.com/golang/protobuf/proto
-    go get golang.org/x/net/context
-    go get github.com/fsnotify/fsnotify
-    go get github.com/schollz/closestmatch
     # build arduino-builder
-    go build github.com/arduino/arduino-builder/arduino-builder
+    cd $BUILDER_DIR
+    go build
 
     # build arduino-ctags
     cd $CTAGS_DIR
@@ -85,7 +74,7 @@
     cp -a build/linux/work/* $installdir$PREFIX
 
     # install arduino-builder
-    cp build/arduino-builder $installdir$PREFIX
+    cp $BUILDER_DIR/arduino-builder $installdir$PREFIX
     cp -a $BUILDER_DIR/hardware/* $installdir$PREFIX/hardware
 
     # install arduino-ctags
diff --git a/pspec_x86_64.xml b/pspec_x86_64.xml
--- a/pspec_x86_64.xml
+++ b/pspec_x86_64.xml
@@ -294,8 +294,6 @@
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Circuitplay32u4.hex</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Esplora.hex</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Esplora.txt</Path>
-            <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Genuino-Micro.hex</Path>
-            <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Genuino-Micro.txt</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Industrial101.hex</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Leonardo.hex</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/bootloaders/caterina/Caterina-Leonardo.txt</Path>
@@ -735,6 +733,7 @@
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/SoftwareSerial/src/SoftwareSerial.h</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino</Path>
+            <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/i2c_scanner/i2c_scanner.ino</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/master_reader/master_reader.ino</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/master_writer/master_writer.ino</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/libraries/Wire/examples/slave_receiver/slave_receiver.ino</Path>
@@ -759,7 +758,6 @@
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/variants/standard/pins_arduino.h</Path>
             <Path fileType="data">/usr/share/arduino/hardware/arduino/avr/variants/yun/pins_arduino.h</Path>
             <Path fileType="data">/usr/share/arduino/hardware/platform.keys.rewrite.txt</Path>
-            <Path fileType="data">/usr/share/arduino/hardware/platform.txt</Path>
             <Path fileType="data">/usr/share/arduino/lib/about.png</Path>
             <Path fileType="data">/usr/share/arduino/lib/about@2x.png</Path>
             <Path fileType="data">/usr/share/arduino/lib/appdata.xml</Path>
@@ -892,6 +890,8 @@
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/NINA/1.2.3/NINA_W102.bin</Path>
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/NINA/1.2.4/NINA_W102-Uno_WiFi_Rev2.bin</Path>
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/NINA/1.2.4/NINA_W102.bin</Path>
+            <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/NINA/1.3.0/NINA_W102-Uno_WiFi_Rev2.bin</Path>
+            <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/NINA/1.3.0/NINA_W102.bin</Path>
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/WINC1500/19.4.4/m2m_aio_2b0.bin</Path>
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/WINC1500/19.4.4/m2m_aio_3a0.bin</Path>
             <Path fileType="data">/usr/share/arduino/tools/WiFi101/tool/firmwares/WINC1500/19.5.2/m2m_aio_3a0.bin</Path>
@@ -902,12 +902,12 @@
         </Files>
     </Package>
     <History>
-        <Update release="2">
-            <Date>2019-09-20</Date>
-            <Version>1.8.10</Version>
+        <Update release="3">
+            <Date>2020-02-05</Date>
+            <Version>1.8.11</Version>
             <Comment>Packaging update</Comment>
             <Name>Mislav Čakarić</Name>
             <Email>mcakaric@gmail.com</Email>
         </Update>
     </History>
 </PISI>
\ No newline at end of file