diff --git a/src/fscrawl.c b/src/fscrawl.c
index d133710..c1e7594 100644
--- a/src/fscrawl.c
+++ b/src/fscrawl.c
@@ -9,7 +9,7 @@
  */
 #include <unistd.h>
 #include <string.h>
-#include <malloc.h>
+#include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
 #include <dirent.h>
diff --git a/src/rbtree.c b/src/rbtree.c
index ed8eb11..6e9f63b 100644
--- a/src/rbtree.c
+++ b/src/rbtree.c
@@ -10,7 +10,7 @@
  *   Based on the work of Julienne Walker's rbtree implementation
  *   http://www.eternallyconfuzzled.com/tuts/datastructures/jsw_tut_rbtree.aspx
  */
-#include <malloc.h>
+#include <stdlib.h>
 #include <string.h>
 #include "xalloc.h"
 #include "rbtree.h"
diff --git a/test/t_path.c b/test/t_path.c
index 8d0b0fb..c76422b 100644
--- a/test/t_path.c
+++ b/test/t_path.c
@@ -1,5 +1,4 @@
 
-#include <malloc.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include "unit.h"
diff --git a/test/t_queue.c b/test/t_queue.c
index d7147b7..80fbe60 100644
--- a/test/t_queue.c
+++ b/test/t_queue.c
@@ -1,6 +1,6 @@
 
 #include <assert.h>
-#include <stdio.h>
+#include <stdlib.h>
 #include "../src/queue.h"
 
 int main() {
diff --git a/test/t_strbuf.c b/test/t_strbuf.c
index cc46481..ef55786 100644
--- a/test/t_strbuf.c
+++ b/test/t_strbuf.c
@@ -2,7 +2,7 @@
 #include <assert.h>
 #include <stdio.h>
 #include <string.h>
-#include <malloc.h>
+#include <stdlib.h>
 #include "../src/strbuf.h"
 
 typedef unsigned int uint;
diff --git a/test/unit.c b/test/unit.c
index 562c529..5560f0f 100644
--- a/test/unit.c
+++ b/test/unit.c
@@ -1,6 +1,6 @@
 
 #include "unit.h"
-#include <malloc.h>
+#include <stdlib.h>
 #include <time.h>
 
 static inline char ranchr() {