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-rw-r--r--gnu/packages.scm4
1 files changed, 3 insertions, 1 deletions
diff --git a/gnu/packages.scm b/gnu/packages.scm
index 5a76e9b9ef..bbd460a083 100644
--- a/gnu/packages.scm
+++ b/gnu/packages.scm
@@ -300,13 +300,15 @@ use NAME@VERSION instead~%")))
(_
(if version
(leave (_ "~A: package not found for version ~a~%") name version)
- (or fallback?
+ (if (not fallback?)
;; XXX: Fallback to the older specification style with an hyphen
;; between NAME and VERSION, for backward compatibility.
(call-with-values
(lambda ()
(hyphen-separated-name->name+version name))
(cut %find-package spec <> <> #:fallback? #t))
+
+ ;; The fallback case didn't find anything either, so bail out.
(leave (_ "~A: unknown package~%") name))))))
(define (specification->package spec)