diff --git a/guix/import/cran.scm b/guix/import/cran.scm
index 3fb2e213b0..13f5f82a45 100644
--- a/guix/import/cran.scm
+++ b/guix/import/cran.scm
@@ -55,11 +55,11 @@ (define string->license
    ("GPL" (list 'gpl2+ 'gpl3+))
    ("GPL (>= 2)" 'gpl2+)
    ("GPL (>= 3)" 'gpl3+)
-   ("GPL-2" 'gpl2+)
-   ("GPL-3" 'gpl3+)
-   ("LGPL-2" 'lgpl2.0+)
-   ("LGPL-2.1" 'lgpl2.1+)
-   ("LGPL-3" 'lgpl3+)
+   ("GPL-2" 'gpl2)
+   ("GPL-3" 'gpl3)
+   ("LGPL-2" 'lgpl2.0)
+   ("LGPL-2.1" 'lgpl2.1)
+   ("LGPL-3" 'lgpl3)
    ("LGPL (>= 2)" 'lgpl2.0+)
    ("LGPL (>= 3)" 'lgpl3+)
    ("MIT" 'x11)