diff --git a/CHANGELOG.md b/CHANGELOG.md
index a5c9c4c5f..67d80035c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- `runway plan` for cfngin modules will now properly resolve output lookups when the original stack did not change
 
 ## [1.5.1] - 2020-03-25
 ### Changed
diff --git a/runway/cfngin/actions/diff.py b/runway/cfngin/actions/diff.py
index 5b4f89a30..f756cf69a 100644
--- a/runway/cfngin/actions/diff.py
+++ b/runway/cfngin/actions/diff.py
@@ -182,6 +182,7 @@ def _diff_stack(self, stack, **_kwargs):  # pylint: disable=too-many-return-stat
             stack.set_outputs(outputs)
         except exceptions.StackDidNotChange:
             LOGGER.info('No changes: %s', stack.fqn)
+            stack.set_outputs(provider.get_outputs(stack.fqn))
         except exceptions.StackDoesNotExist:
             if self.context.persistent_graph:
                 return SkippedStatus('persistent graph: stack does not '