diff --git a/Makefile.am b/Makefile.am
index 7ec77c7ab8036aaeba1404de8129af595d7cbd29..84e77259af66c6ec127d774af4c371b93382a2e9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -178,7 +178,7 @@ tests/guix-gc.log:							\
   $(SCM_TESTS:%.scm=%.log)
 
 # Public key used to sign substitutes from hydra.gnu.org.
-pkgdata_DATA = hydra.gnu.org.pub
+dist_pkgdata_DATA = hydra.gnu.org.pub
 
 EXTRA_DIST =					\
   HACKING					\