diff --git a/configure.ac b/configure.ac
index 799d710f3a..894b782cb6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,7 +79,6 @@ dnl Checks for C compiler.
 AC_PROG_CC
 AC_PROG_INSTALL
 AC_PROG_CPP
-AM_PROG_CC_STDC
 
 gl_EARLY
 gl_INIT