diff --git a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/version_resolver.rb b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/version_resolver.rb
index 11cea3bea42..81318254768 100644
--- a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/version_resolver.rb
+++ b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/version_resolver.rb
@@ -252,7 +252,10 @@ def types_update_available?
 
           return false unless latest_allowable_version.backwards_compatible_with?(latest_types_package_version)
 
+          return false unless version_class.correct?(types_package.version)
+
           current_types_package_version = version_class.new(types_package.version)
+
           return false unless current_types_package_version < latest_types_package_version
 
           true
@@ -261,9 +264,12 @@ def types_update_available?
         def original_package_update_available?
           return false if original_package.nil?
 
-          latest_version = latest_version_finder(original_package).latest_version_from_registry
+          return false unless version_class.correct?(original_package.version)
+
           original_package_version = version_class.new(original_package.version)
 
+          latest_version = latest_version_finder(original_package).latest_version_from_registry
+
           original_package_version < latest_version
         end