diff --git a/meta-openembedded/meta-oe/recipes-support/cpp-netlib/cpp-netlib_git.bb b/meta-openembedded/meta-oe/recipes-support/cpp-netlib/cpp-netlib_git.bb
index 472b72f..3c271ae 100644
--- a/meta-openembedded/meta-oe/recipes-support/cpp-netlib/cpp-netlib_git.bb
+++ b/meta-openembedded/meta-oe/recipes-support/cpp-netlib/cpp-netlib_git.bb
@@ -22,5 +22,5 @@
 
 DEPENDS = "zlib boost openssl"
 
-EXTRA_OECMAKE_append = " -DCPP-NETLIB_BUILD_TESTS=OFF -DCPP-NETLIB_BUILD_EXAMPLES=OFF"
+EXTRA_OECMAKE:append = " -DCPP-NETLIB_BUILD_TESTS=OFF -DCPP-NETLIB_BUILD_EXAMPLES=OFF"