diff --git a/README.md b/README.md
index 36451d55..1e62a7d4 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ CAD program, and create G-Code for Isolation routing.
 - QRCode Tool: all parameters are hard-coded for now
 - small update
 - fixed imports in all TclCommands
+- fixed the requirements.txt and setup_ubuntu.sh files
 
 24.10.2019
 
diff --git a/requirements.txt b/requirements.txt
index 4cd2a582..f7c369dc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 # This file contains python only requirements to be installed with pip
-# Python pacakges that cannot be installed with pip (e.g. PyQt5, GDAL) are not included.
+# Python packages that cannot be installed with pip (e.g. PyQt5, GDAL) are not included.
 # Usage: pip install -r requirements.txt
-numpy>=1.11
+numpy>=1.16
 matplotlib>=3.1
 cycler>=0.10
 python-dateutil>=2.1
@@ -22,3 +22,4 @@ fontTools
 rasterio
 lxml
 ezdxf
+qrcode>=6.0
diff --git a/setup_ubuntu.sh b/setup_ubuntu.sh
index a3711cd3..a3d58bfb 100644
--- a/setup_ubuntu.sh
+++ b/setup_ubuntu.sh
@@ -30,4 +30,5 @@ pip3 install --upgrade fontTools
 pip3 install --upgrade rasterio
 pip3 install --upgrade lxml
 pip3 install --upgrade ezdxf
-pip3 install --upgrade matplotlib
\ No newline at end of file
+pip3 install --upgrade matplotlib
+pip3 install --upgrade qrcode
\ No newline at end of file