diff --git a/lib/puppet/provider/nova.rb b/lib/puppet/provider/nova.rb
index 7be5a37f1..600414c2d 100644
--- a/lib/puppet/provider/nova.rb
+++ b/lib/puppet/provider/nova.rb
@@ -172,39 +172,4 @@ class Puppet::Provider::Nova < Puppet::Provider::Openstack
       return s.gsub(/'/, "")
     end
   end
-
-  # deprecated: string to list for nova cli
-  def self.str2list(s)
-    #parse string
-    if s.include? ","
-      if s.include? "="
-        new = {}
-      else
-        new = []
-      end
-      if s =~ /^'.+'$/
-        s.split("', '").each do |el|
-          ret = str2hash(el.strip())
-          if s.include? "="
-            new.update(ret)
-          else
-            new.push(ret)
-          end
-        end
-      else
-        s.split(",").each do |el|
-          ret = str2hash(el.strip())
-          if s.include? "="
-            new.update(ret)
-          else
-            new.push(ret)
-          end
-        end
-      end
-      return new
-    else
-      return str2hash(s.strip())
-    end
-  end
-
 end
diff --git a/spec/unit/provider/nova_spec.rb b/spec/unit/provider/nova_spec.rb
index 1d8f35ebd..9e16d516a 100644
--- a/spec/unit/provider/nova_spec.rb
+++ b/spec/unit/provider/nova_spec.rb
@@ -118,31 +118,5 @@ describe Puppet::Provider::Nova do
       res = klass.str2hash("a b = c d")
       expect(res).to eq({"a b "=>" c d"})
     end
-
-    it 'should return the same string' do
-      res = klass.str2list("zone1")
-      expect(res).to eq("zone1")
-    end
-
-    it 'should return a list of strings' do
-      res = klass.str2list("zone1, zone2")
-      expect(res).to eq(["zone1", "zone2"])
-    end
-
-
-    it 'should return a list of strings' do
-      res = klass.str2list("zo n e1,    zone2    ")
-      expect(res).to eq(["zo n e1", "zone2"])
-    end
-
-    it 'should return a hash with multiple keys' do
-      res = klass.str2list("a=b, c=d")
-      expect(res).to eq({"a"=>"b", "c"=>"d"})
-    end
-
-    it 'should return a single hash' do
-      res = klass.str2list("a=b")
-      expect(res).to eq({"a"=>"b"})
-    end
   end
 end