diff --git a/binutils/testsuite/gentestdlls.c b/binutils/testsuite/gentestdlls.c
index 805c64822b1..df60b1e341e 100644
--- a/binutils/testsuite/gentestdlls.c
+++ b/binutils/testsuite/gentestdlls.c
@@ -25,7 +25,6 @@
    See:
    https://www.ecma-international.org/publications/files/ECMA-ST/ECMA-335.pdf  */
 
-#include <memory.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/libctf/ctf-create.c b/libctf/ctf-create.c
index a4d8e7c2528..6d2479c8cca 100644
--- a/libctf/ctf-create.c
+++ b/libctf/ctf-create.c
@@ -18,7 +18,6 @@
    <http://www.gnu.org/licenses/>.  */
 
 #include <ctf-impl.h>
-#include <sys/param.h>
 #include <string.h>
 #include <unistd.h>
 
diff --git a/libctf/ctf-impl.h b/libctf/ctf-impl.h
index b40c8679c4a..2d191b0a5c9 100644
--- a/libctf/ctf-impl.h
+++ b/libctf/ctf-impl.h
@@ -22,7 +22,6 @@
 
 #include "config.h"
 #include <errno.h>
-#include <sys/param.h>
 #include "ctf-decls.h"
 #include <ctf-api.h>
 #include "ctf-sha1.h"