diff --git a/python/lib/dependabot/python/version.rb b/python/lib/dependabot/python/version.rb
index adbe980cf36..f619911f084 100644
--- a/python/lib/dependabot/python/version.rb
+++ b/python/lib/dependabot/python/version.rb
@@ -254,6 +254,11 @@ def dev_cmp_key
         T.must(dev)
       end
 
+      sig { returns(String) }
+      def lowest_prerelease_suffix
+        "dev0"
+      end
+
       private
 
       sig { params(other: Dependabot::Python::Version).returns(Integer) }
diff --git a/python/spec/dependabot/python/version_spec.rb b/python/spec/dependabot/python/version_spec.rb
index 11f806cd9df..0895861b192 100644
--- a/python/spec/dependabot/python/version_spec.rb
+++ b/python/spec/dependabot/python/version_spec.rb
@@ -342,6 +342,14 @@
     end
   end
 
+  describe "#lowest_prerelease_suffix" do
+    subject { version.lowest_prerelease_suffix }
+
+    let(:version_string) { "1.2.3" }
+
+    it { is_expected.to eq "dev0" }
+  end
+
   describe "compatibility with Gem::Requirement" do
     subject { requirement.satisfied_by?(version) }