Index: package-synapse-debian/synapse/app/__init__.py
===================================================================
--- package-synapse-debian.orig/synapse/app/__init__.py
+++ package-synapse-debian/synapse/app/__init__.py
@@ -25,8 +25,8 @@ try:
 except python_dependencies.MissingRequirementError as e:
     message = "\n".join([
         "Missing Requirement: %s" % (str(e),),
-        "To install run:",
-        "    pip install --upgrade --force \"%s\"" % (e.dependency,),
+        "To install, try:",
+        "    sudo apt-get install python-%s" % (e.dependency,),
         "",
     ])
     sys.stderr.writelines(message)
Index: package-synapse-debian/synapse/config/jwt_config.py
===================================================================
--- package-synapse-debian.orig/synapse/config/jwt_config.py
+++ package-synapse-debian/synapse/config/jwt_config.py
@@ -19,7 +19,7 @@ MISSING_JWT = (
     """Missing jwt library. This is required for jwt login.
 
     Install by running:
-        pip install pyjwt
+        sudo apt-get install python-jwt
     """
 )
 
Index: package-synapse-debian/synapse/config/repository.py
===================================================================
--- package-synapse-debian.orig/synapse/config/repository.py
+++ package-synapse-debian/synapse/config/repository.py
@@ -27,9 +27,7 @@ MISSING_LXML = (
     """Missing lxml library. This is required for URL preview API.
 
     Install by running:
-        pip install lxml
-
-    Requires libxslt1-dev system package.
+        sudo apt-get install python-lxml
     """
 )