diff --git a/configure.ac b/configure.ac
index ce70d86fa7..6cd88e0c6e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -409,7 +409,6 @@ esac
 
 EFL_ATTRIBUTE_VECTOR
 EFL_ATTRIBUTE_ALWAYS_INLINE
-EFL_ENABLE_EO_API_SUPPORT
 
 EFL_LIBS="${EFL_LIBS}"
 EFL_CFLAGS="${EFL_CFLAGS}"
diff --git a/m4/efl_eo.m4 b/m4/efl_eo.m4
deleted file mode 100644
index 08065ea2d6..0000000000
--- a/m4/efl_eo.m4
+++ /dev/null
@@ -1,12 +0,0 @@
-dnl use: EFL_ENABLE_EO_API_SUPPORT
-AC_DEFUN([EFL_ENABLE_EO_API_SUPPORT],
-[
-  AC_DEFINE([EFL_EO_API_SUPPORT], [1], [Enable access to unstable EFL Eo API])
-])
-
-dnl use: EFL_DISABLE_LEGACY_API_SUPPORT
-AC_DEFUN([EFL_DISABLE_LEGACY_API_SUPPORT],
-[
-  AC_DEFINE([EFL_NOLEGACY_API_SUPPORT], [1], [Disable legacy EFL API])
-])
-