diff --git a/src/soc/intel/baytrail/ramstage.c b/src/soc/intel/baytrail/ramstage.c
index 28aa588c01..0b681b0212 100644
--- a/src/soc/intel/baytrail/ramstage.c
+++ b/src/soc/intel/baytrail/ramstage.c
@@ -12,7 +12,6 @@
 #include <device/device.h>
 #include <device/pci_def.h>
 #include <device/pci_ops.h>
-#include <string.h>
 
 #include <soc/gpio.h>
 #include <soc/lpc.h>
diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c
index e4c2bf0ec9..033cd47580 100644
--- a/src/soc/intel/baytrail/southcluster.c
+++ b/src/soc/intel/baytrail/southcluster.c
@@ -12,7 +12,6 @@
 #include <device/pci_ids.h>
 #include <pc80/mc146818rtc.h>
 #include <drivers/uart/uart8250reg.h>
-#include <string.h>
 
 #include <soc/iomap.h>
 #include <soc/irq.h>
diff --git a/src/soc/intel/braswell/ramstage.c b/src/soc/intel/braswell/ramstage.c
index e59f3eb886..48f2193e47 100644
--- a/src/soc/intel/braswell/ramstage.c
+++ b/src/soc/intel/braswell/ramstage.c
@@ -19,7 +19,6 @@
 #include <soc/pci_devs.h>
 #include <soc/pm.h>
 #include <soc/ramstage.h>
-#include <string.h>
 
 #define SHOW_PATTRS 1
 
diff --git a/src/soc/intel/broadwell/acpi.c b/src/soc/intel/broadwell/acpi.c
index 5546f2746c..66bc0585d0 100644
--- a/src/soc/intel/broadwell/acpi.c
+++ b/src/soc/intel/broadwell/acpi.c
@@ -8,7 +8,6 @@
 #include <device/pci_ops.h>
 #include <console/console.h>
 #include <types.h>
-#include <string.h>
 #include <cpu/x86/msr.h>
 #include <cpu/intel/turbo.h>
 #include <soc/acpi.h>
diff --git a/src/soc/intel/broadwell/pch/lpc.c b/src/soc/intel/broadwell/pch/lpc.c
index e6900d69c1..170f88998f 100644
--- a/src/soc/intel/broadwell/pch/lpc.c
+++ b/src/soc/intel/broadwell/pch/lpc.c
@@ -11,7 +11,6 @@
 #include <arch/ioapic.h>
 #include <acpi/acpi.h>
 #include <cpu/x86/smm.h>
-#include <string.h>
 #include <soc/iobp.h>
 #include <soc/iomap.h>
 #include <soc/lpc.h>
diff --git a/src/soc/intel/broadwell/pch/ramstage.c b/src/soc/intel/broadwell/pch/ramstage.c
index 54654e20e1..f0390aa649 100644
--- a/src/soc/intel/broadwell/pch/ramstage.c
+++ b/src/soc/intel/broadwell/pch/ramstage.c
@@ -6,7 +6,6 @@
 #include <bootstate.h>
 #include <console/console.h>
 #include <device/device.h>
-#include <string.h>
 #include <soc/nvs.h>
 #include <soc/pm.h>
 #include <soc/intel/broadwell/chip.h>