diff --git a/ChangeLog b/ChangeLog
index 72c893b89c..b3de131820 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2002-08-02  Roland McGrath  <roland@frob.com>
+
+	* elf/Makefile ($(objpfx)interp.os): Depend on config.make,
+	since it sets the variables we use in a -D switch.
+
 2002-08-02  Roland McGrath  <roland@redhat.com>
 
 	* posix/bits/posix1_lim.h (SSIZE_MAX): Define to LONG_MAX, not INT_MAX.
diff --git a/elf/Makefile b/elf/Makefile
index f1beff737d..71610a62bf 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -179,6 +179,7 @@ $(objpfx)ld.so: $(objpfx)librtld.os $(ld-map)
 
 # interp.c exists just to get this string into the libraries.
 CFLAGS-interp.c = -D'RUNTIME_LINKER="$(slibdir)/$(rtld-installed-name)"'
+$(objpfx)interp.os: $(common-objpfx)config.make
 
 ifneq (ld.so,$(rtld-installed-name))
 # Make sure ld.so.1 exists in the build directory so we can link