diff --git a/src/arch/x86/ebda.c b/src/arch/x86/ebda.c
index f2727bb8fe..f92f305d6f 100644
--- a/src/arch/x86/ebda.c
+++ b/src/arch/x86/ebda.c
@@ -13,7 +13,6 @@
  */
 
 #include <stdint.h>
-#include <string.h>
 #include <arch/acpi.h>
 #include <arch/ebda.h>
 #include <commonlib/endian.h>
diff --git a/src/drivers/generic/gfx/gfx.c b/src/drivers/generic/gfx/gfx.c
index 76d311cc9c..b2bda4a43c 100644
--- a/src/drivers/generic/gfx/gfx.c
+++ b/src/drivers/generic/gfx/gfx.c
@@ -19,7 +19,6 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <stdint.h>
-#include <string.h>
 
 #include "chip.h"
 
diff --git a/src/lib/hexdump.c b/src/lib/hexdump.c
index 2c9e483d1d..8ecba6d512 100644
--- a/src/lib/hexdump.c
+++ b/src/lib/hexdump.c
@@ -15,7 +15,6 @@
 #include <console/console.h>
 #include <ctype.h>
 #include <lib.h>
-#include <string.h>
 
 void hexdump(const void *memory, size_t length)
 {
diff --git a/src/lib/hexstrtobin.c b/src/lib/hexstrtobin.c
index 61290b86d3..f0d3e9daba 100644
--- a/src/lib/hexstrtobin.c
+++ b/src/lib/hexstrtobin.c
@@ -13,7 +13,6 @@
 
 #include <ctype.h>
 #include <lib.h>
-#include <string.h>
 
 size_t hexstrtobin(const char *str, uint8_t *buf, size_t len)
 {
diff --git a/src/security/vboot/common.c b/src/security/vboot/common.c
index 214f6fa208..aeb4498839 100644
--- a/src/security/vboot/common.c
+++ b/src/security/vboot/common.c
@@ -18,7 +18,6 @@
 #include <console/console.h>
 #include <fmap.h>
 #include <stdint.h>
-#include <string.h>
 #include <symbols.h>
 #include <vb2_api.h>
 #include <security/vboot/misc.h>
diff --git a/src/soc/intel/baytrail/acpi.c b/src/soc/intel/baytrail/acpi.c
index db6b27148b..77cc21bb91 100644
--- a/src/soc/intel/baytrail/acpi.c
+++ b/src/soc/intel/baytrail/acpi.c
@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/smm.h>
 #include <types.h>
-#include <string.h>
 #include <cpu/x86/msr.h>
 #include <cpu/x86/tsc.h>
 #include <cpu/intel/turbo.h>
diff --git a/src/soc/intel/skylake/bootblock/report_platform.c b/src/soc/intel/skylake/bootblock/report_platform.c
index b0b416e1a0..4a519cfdc2 100644
--- a/src/soc/intel/skylake/bootblock/report_platform.c
+++ b/src/soc/intel/skylake/bootblock/report_platform.c
@@ -27,7 +27,6 @@
 #include <soc/pch.h>
 #include <soc/pci_devs.h>
 #include <soc/systemagent.h>
-#include <string.h>
 
 static struct {
 	u32 cpuid;
diff --git a/src/soc/qualcomm/sc7180/aop_load_reset.c b/src/soc/qualcomm/sc7180/aop_load_reset.c
index 8d22d62056..5cf2311b70 100644
--- a/src/soc/qualcomm/sc7180/aop_load_reset.c
+++ b/src/soc/qualcomm/sc7180/aop_load_reset.c
@@ -13,7 +13,6 @@
  * GNU General Public License for more details.
  */
 
-#include <string.h>
 #include <arch/cache.h>
 #include <cbfs.h>
 #include <halt.h>