diff --git a/libc/arch-arm/krait/krait.mk b/libc/arch-arm/krait/krait.mk
index 288afbb..1ff18e9 100644
--- a/libc/arch-arm/krait/krait.mk
+++ b/libc/arch-arm/krait/krait.mk
@@ -1,7 +1,9 @@
 $(call libc-add-cpu-variant-src,MEMCPY,arch-arm/krait/bionic/memcpy.S)
 $(call libc-add-cpu-variant-src,MEMSET,arch-arm/krait/bionic/memset.S)
 $(call libc-add-cpu-variant-src,STRCMP,arch-arm/krait/bionic/strcmp.S)
-# Use cortex-a15 version of strlen.
+# Use cortex-a15 versions of strcat/strcpy/strlen.
+$(call libc-add-cpu-variant-src,STRCAT,arch-arm/cortex-a15/bionic/strcat.S)
+$(call libc-add-cpu-variant-src,STRCPY,arch-arm/cortex-a15/bionic/strcpy.S)
 $(call libc-add-cpu-variant-src,STRLEN,arch-arm/cortex-a15/bionic/strlen.S)
 
 include bionic/libc/arch-arm/generic/generic.mk