diff --git a/nongnu/packages/nvidia.scm b/nongnu/packages/nvidia.scm
index b5b77b6..902d105 100644
--- a/nongnu/packages/nvidia.scm
+++ b/nongnu/packages/nvidia.scm
@@ -329,11 +329,11 @@ Further xorg should be configured by adding:
                                     (string-append libc "/lib")
                                     (string-append (assoc-ref inputs "atk") "/lib")
                                     (string-append (assoc-ref inputs "cairo") "/lib")
-                                    (string-append (assoc-ref inputs "gcc") "/lib")
+                                    (string-append (assoc-ref inputs "gcc:lib") "/lib")
                                     (string-append (assoc-ref inputs "gdk-pixbuf") "/lib")
                                     (string-append (assoc-ref inputs "glib") "/lib")
-                                    (string-append (assoc-ref inputs gtk+) "/lib")
-                                    (string-append (assoc-ref inputs gtk2+-) "/lib")
+                                    (string-append (assoc-ref inputs "gtk+") "/lib")
+                                    (string-append (assoc-ref inputs "gtk2") "/lib")
                                     (string-append (assoc-ref inputs "libx11") "/lib")
                                     (string-append (assoc-ref inputs "libxext") "/lib")
                                     (string-append (assoc-ref inputs "pango") "/lib")