diff --git a/left/src/init_peripherials.c b/left/src/init_peripherals.c
similarity index 98%
rename from left/src/init_peripherials.c
rename to left/src/init_peripherals.c
index 888fa33..b4ba95d 100644
--- a/left/src/init_peripherials.c
+++ b/left/src/init_peripherals.c
@@ -1,7 +1,7 @@
 #include "fsl_common.h"
 #include "fsl_port.h"
 #include "test_led.h"
-#include "init_peripherials.h"
+#include "init_peripherals.h"
 #include "i2c_addresses.h"
 #include "fsl_i2c.h"
 #include "fsl_clock.h"
diff --git a/left/src/init_peripherials.h b/left/src/init_peripherals.h
similarity index 100%
rename from left/src/init_peripherials.h
rename to left/src/init_peripherals.h
diff --git a/right/src/init_peripherials.c b/right/src/init_peripherals.c
similarity index 98%
rename from right/src/init_peripherials.c
rename to right/src/init_peripherals.c
index bcc2267..a876c6a 100644
--- a/right/src/init_peripherials.c
+++ b/right/src/init_peripherals.c
@@ -9,6 +9,7 @@
 #include "led_pwm.h"
 #include "slave_scheduler.h"
 #include "peripherals/adc.h"
+#include "init_peripherals.h"
 
 volatile uint32_t temp, counter;
 
diff --git a/right/src/init_peripherials.h b/right/src/init_peripherals.h
similarity index 75%
rename from right/src/init_peripherials.h
rename to right/src/init_peripherals.h
index f99fa40..d6540f6 100644
--- a/right/src/init_peripherials.h
+++ b/right/src/init_peripherals.h
@@ -5,6 +5,6 @@
 
 // Functions:
 
-    void InitPeripherials();
+    extern void InitPeripherials();
 
 #endif
diff --git a/right/src/main.c b/right/src/main.c
index e4662e0..964f108 100644
--- a/right/src/main.c
+++ b/right/src/main.c
@@ -1,6 +1,6 @@
 #include "main.h"
 #include "init_clock.h"
-#include "init_peripherials.h"
+#include "init_peripherals.h"
 #include "usb_composite_device.h"
 #include "led_driver.h"
 #include "deserialize.h"