diff --git a/README.md b/README.md
index 2216f2a..0a918a8 100644
--- a/README.md
+++ b/README.md
@@ -292,6 +292,10 @@ In addition to the shorthands, the template provides several
 additional abbreviations for groups of targets: `cb`, `cbd`, `cbi`,
 `cbic` and `cdbc`.
 
+When building on systems that use RPMs, a `specdump` target is
+available that produces a macro-expanded version of the spec file on
+the standard output.  This is for informational/debug purposes only
+and should not be relied upon for finished builds.
 
 
 ## The `unibuild-packaging` Directory
diff --git a/unibuild-package/unibuild-package/unibuild-rpm.make b/unibuild-package/unibuild-package/unibuild-rpm.make
index 1855450..56dd2f6 100644
--- a/unibuild-package/unibuild-package/unibuild-rpm.make
+++ b/unibuild-package/unibuild-package/unibuild-rpm.make
@@ -44,6 +44,11 @@ endif
 SOURCE_FILES := $(shell spectool -S $(SPEC) | awk '{ print $$2 }')
 PATCH_FILES := $(shell spectool -P $(SPEC) | awk '{ print $$2 }')
 
+# Dump a macro-expanded version of the spec to stdout
+specdump:
+	rpmspec -P "$(SPEC)"
+
+
 #
 # RPM Build Directory
 #