diff --git a/configure.ac b/configure.ac
index 3c3fa421..93955685 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,7 +49,7 @@ AM_INIT_AUTOMAKE([1.11.1 dist-xz silent-rules]
                  m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [[-_]],
                            [gnu], [gnits]))
 AM_SILENT_RULES([yes])
-AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
+AC_CONFIG_HEADERS([lib/config.h:lib/config.in.h])
 
 # Checks for the compiler.
 AC_PROG_CC_STDC
diff --git a/lib/.gitignore b/lib/.gitignore
index 915a29b6..5ba545b7 100644
--- a/lib/.gitignore
+++ b/lib/.gitignore
@@ -37,7 +37,7 @@
 /closeout.h
 /config.charset
 /config.h
-/config.hin
+/config.in.h
 /configmake.h
 /dirname-lgpl.c
 /dirname.c