diff --git a/config/common.mk b/config/common.mk
index 52e72db..00a536c 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -10,8 +10,7 @@
   fi )
 
 # 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 := $(subst .zip,,$(shell ls -1 vendor/cm/prebuilt/common/bootanimation | sort -rn))
 
 # find the appropriate size and set
 define check_and_set_bootanimation