diff --git a/config/common.mk b/config/common.mk
index 01e4d7d..52e72db 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -11,7 +11,7 @@
 
 # get a sorted list of the sizes
 bootanimation_sizes := $(subst .zip,, $(shell ls vendor/cm/prebuilt/common/bootanimation))
-bootanimation_sizes := $(shell echo -e $(subst $(space),'\n',$(bootanimation_sizes)) | sort -rn)
+bootanimation_sizes := $(shell echo -e $(subst "$(space)",'\n',"$(bootanimation_sizes)") | sort -rn)
 
 # find the appropriate size and set
 define check_and_set_bootanimation