diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7dbc85d..39d9296 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Setup python environment
         uses: actions/setup-python@v2
         with:
-          python-version: '3.7'
+          python-version: '3.9'
 
       - name: Clean
         run: python setup.py clean --all
diff --git a/Dockerfile b/Dockerfile
index 884bf9e..23fa44e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ RUN apk --no-cache add curl && mkdir /downloads
 # Download installation files
 RUN curl https://github.com/avollkopf/craftbeerpi4-ui/archive/main.zip -L -o ./downloads/cbpi-ui.zip
 
-FROM python:3.7 as base
+FROM python:3.9 as base
 
 # Install dependencies
 RUN     apt-get update \
@@ -39,7 +39,7 @@ RUN pip3 install --no-cache-dir -r /cbpi-src/requirements.txt
 # Install RPi.GPIO separately because it's excluded in setup.py for non-raspberrys.
 # This can enable GPIO support for the image when used on a raspberry pi and the
 # /dev/gpiomem device.
-RUN pip3 install --no-cache-dir RPi.GPIO==0.7.1a4
+RUN pip3 install --no-cache-dir RPi.GPIO==0.7.1
 
 FROM base as deploy
 # Install craftbeerpi from source
@@ -61,4 +61,4 @@ RUN ["cbpi", "setup"]
 EXPOSE 8000
 
 # Start cbpi
-CMD ["cbpi", "start"]
\ No newline at end of file
+CMD ["cbpi", "start"]
diff --git a/cbpi/__init__.py b/cbpi/__init__.py
index 5c14468..8528c67 100644
--- a/cbpi/__init__.py
+++ b/cbpi/__init__.py
@@ -1 +1 @@
-__version__ = "4.0.1.14"
+__version__ = "4.0.1.16"
diff --git a/cbpi/cli.py b/cbpi/cli.py
index 9b28fc6..6f310ff 100644
--- a/cbpi/cli.py
+++ b/cbpi/cli.py
@@ -218,20 +218,31 @@ def plugins_add(package_name):
             return
         return
 
+    installation = True
     try:
-        with open(os.path.join(".", 'config', "config.yaml"), 'rt') as f:
-            data = yaml.load(f, Loader=yaml.FullLoader)
-            if package_name in data["plugins"]:
-                print("")
-                print("Plugin {} already active".format(package_name))
-                print("")
-                return
-            data["plugins"].append(package_name)
-        with open(os.path.join(".", 'config', "config.yaml"), 'w') as outfile:
-            yaml.dump(data, outfile, default_flow_style=False)
-        print("")
-        print("Plugin {} activated".format(package_name))
-        print("")
+        try:
+            p_metadata= metadata(package_name)
+            p_name=p_metadata['Name']
+            if p_name != package_name:
+                print("Error. Package name {} does not exist. Did you mean {}".format(package_name,p_name))
+                installation = False
+        except Exception as e:
+            print("Error. Package {} cannot be found in installed packages".format(package_name))
+            installation = False
+        if installation:
+            with open(os.path.join(".", 'config', "config.yaml"), 'rt') as f:
+                data = yaml.load(f, Loader=yaml.FullLoader)
+                if package_name in data["plugins"]:
+                    print("")
+                    print("Plugin {} already active".format(package_name))
+                    print("")
+                    return
+                data["plugins"].append(package_name)
+            with open(os.path.join(".", 'config', "config.yaml"), 'w') as outfile:
+                yaml.dump(data, outfile, default_flow_style=False)
+            print("")
+            print("Plugin {} activated".format(package_name))
+            print("")
     except Exception as e:
         print(e)
         pass
diff --git a/requirements.txt b/requirements.txt
index 28e5433..1bb28da 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,13 +10,13 @@ cryptography==3.3.2
 requests==2.25.1 
 voluptuous==0.12.1 
 pyfiglet==0.8.post1 
-pandas==1.1.5
+pandas==1.4.0
 shortuuid==1.0.1
 tabulate==0.8.7
-numpy==1.20.3
+numpy==1.22.0
 cbpi4ui
 click==7.1.2
 importlib_metadata==4.8.2
 asyncio-mqtt
 psutil==5.8.0
-zipp>=0.5
\ No newline at end of file
+zipp>=0.5
diff --git a/setup.py b/setup.py
index 99d5137..cbce4c1 100644
--- a/setup.py
+++ b/setup.py
@@ -49,7 +49,7 @@ setup(name='cbpi',
           'psutil==5.8.0',
           'cbpi4ui',
           'importlib_metadata'] + (
-              ['RPi.GPIO==0.7.1a4'] if raspberrypi else [] ) +
+              ['RPi.GPIO==0.7.1'] if raspberrypi else [] ) +
               (['numpy==1.22.0'] if (int(platform.python_version_tuple()[1]) >= 9) and (int(platform.python_version_tuple()[0]) == 3) else ['numpy==1.20.3'] ) +
                 (['pandas==1.4.0'] if (int(platform.python_version_tuple()[1]) >= 9) and (int(platform.python_version_tuple()[0]) == 3) else ['pandas==1.1.5'] ),