diff --git a/pkgs/development/libraries/glibc/2.17/info.nix b/pkgs/development/libraries/glibc/2.17/info.nix
index 322f07f0236..e4cdb42dd68 100644
--- a/pkgs/development/libraries/glibc/2.17/info.nix
+++ b/pkgs/development/libraries/glibc/2.17/info.nix
@@ -19,7 +19,7 @@ build null {
   # libc.info hasn't a Top node.
   installPhase = ''
     mkdir -p "$out/share/info"
-    cp -v "../$sourceRoot/manual/"*.info* "$out/share/info"
+    cp -v "manual/"*.info* "$out/share/info"
   '';
 
   meta.description = "GNU Info manual of the GNU C Library";