diff --git a/Makefile.am b/Makefile.am
index 01a3dc10ef..a75d9c1ffc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -47,6 +47,18 @@ scripts/guix: scripts/guix.in Makefile
 	$(AM_V_GEN)$(do_subst) < "$(srcdir)/$@.in" > "$@-t"
 	$(AM_V_at)chmod a+x,a-w "$@-t" && mv -f "$@-t" "$@"
 
+# This is our variant of the 'guile' executable, one that doesn't complain
+# about locales.
+pkglibexec_PROGRAMS = guile
+guile_SOURCES = gnu/packages/aux-files/guile-launcher.c
+guile_LDADD   = $(GUILE_LIBS)
+guile_CFLAGS  = $(GUILE_CFLAGS)
+
+# Have the 'guix' command refer to our 'guile'.
+install-exec-hook:
+	$(SED) -i "$(DESTDIR)$(bindir)/guix"				\
+	       -e 's,^#![[:graph:]]\+,#!$(pkglibexecdir)/guile,g'
+
 nodist_noinst_SCRIPTS =				\
   pre-inst-env					\
   test-env
@@ -330,7 +342,6 @@ dist_noinst_DATA =				\
 
 # Auxiliary files for packages.
 AUX_FILES =						\
-  gnu/packages/aux-files/guile-launcher.c		\
   gnu/packages/aux-files/chromium/master-preferences.json		\
   gnu/packages/aux-files/emacs/guix-emacs.el		\
   gnu/packages/aux-files/linux-libre/5.8-arm.conf       \
diff --git a/configure.ac b/configure.ac
index adca374619..6861112eaf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,6 +105,9 @@ if test "x$GUILE_EFFECTIVE_VERSION" = "x2.2"; then
   PKG_CHECK_MODULES([GUILE], [guile-2.2 >= 2.2.3])
 fi
 
+dnl Get CFLAGS and LDFLAGS for libguile.
+GUILE_FLAGS
+
 dnl Installation directories for .scm and .go files.
 guilemoduledir="${datarootdir}/guile/site/$GUILE_EFFECTIVE_VERSION"
 guileobjectdir="${libdir}/guile/$GUILE_EFFECTIVE_VERSION/site-ccache"