diff --git a/poky/meta/classes/distutils-common-base.bbclass b/poky/meta/classes/distutils-common-base.bbclass
index 94b5fd4..43a38e5 100644
--- a/poky/meta/classes/distutils-common-base.bbclass
+++ b/poky/meta/classes/distutils-common-base.bbclass
@@ -11,7 +11,7 @@
 export CCSHARED  = "-fPIC -DPIC"
 # LINKFORSHARED are the flags passed to the $(CC) command that links
 # the python executable
-export LINKFORSHARED = "{SECURITY_CFLAGS} -Xlinker -export-dynamic"
+export LINKFORSHARED = "${SECURITY_CFLAGS} -Xlinker -export-dynamic"
 
 FILES_${PN} += "${libdir}/* ${libdir}/${PYTHON_DIR}/*"