diff --git a/legacy/eina/src/lib/eina_cpu.c b/legacy/eina/src/lib/eina_cpu.c
index d0e1b91350..b5e63dce86 100644
--- a/legacy/eina/src/lib/eina_cpu.c
+++ b/legacy/eina/src/lib/eina_cpu.c
@@ -42,6 +42,7 @@
 # define TH_MAX 8
 #endif
 
+#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>