diff --git a/configure.ac b/configure.ac
index b55a982f0714fdb47d37faaeb0d21d9d676ae879..1b443b35f92d87b9f0dc9055e6ae65dc3ac8f518 100644
--- a/configure.ac
+++ b/configure.ac
@@ -330,13 +330,13 @@ AC_SUBST(LIBNETTLE_FILE)
 AC_SUBST(LIBNETTLE_LINK)
 AC_SUBST(LIBNETTLE_LIBS)
 
-AC_SUBST(HOGWEED_MAJOR)
-AC_SUBST(HOGWEED_MINOR)
-AC_SUBST(HOGWEED_FORLINK)
-AC_SUBST(HOGWEED_SONAME)
-AC_SUBST(HOGWEED_FILE)
-AC_SUBST(HOGWEED_LINK)
-AC_SUBST(HOGWEED_LIBS)
+AC_SUBST(LIBHOGWEED_MAJOR)
+AC_SUBST(LIBHOGWEED_MINOR)
+AC_SUBST(LIBHOGWEED_FORLINK)
+AC_SUBST(LIBHOGWEED_SONAME)
+AC_SUBST(LIBHOGWEED_FILE)
+AC_SUBST(LIBHOGWEED_LINK)
+AC_SUBST(LIBHOGWEED_LIBS)
 
 AC_PATH_PROG(M4, m4, m4)