diff --git a/legacy/emotion/configure.ac b/legacy/emotion/configure.ac
index 624d02e1ec..98512efc53 100644
--- a/legacy/emotion/configure.ac
+++ b/legacy/emotion/configure.ac
@@ -155,7 +155,7 @@ AC_HEADER_STDC
 ### Checks for compiler characteristics
 AC_C_CONST
 AC_C_BIGENDIAN
-AM_PROG_CC_STDC
+AC_PROG_CC_STDC
 AC_C___ATTRIBUTE__
 
 EFL_EMOTION_BUILD=""