diff --git a/configure.in b/configure.in
index 8bb334f179..84989a4a7f 100644
--- a/configure.in
+++ b/configure.in
@@ -306,7 +306,6 @@ AM_SANITY_CHECK
 
 # Checks for programs.
 AC_ISC_POSIX
-AM_PROG_CC_C_O
 AM_PROG_CC_STDC
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET