diff --git a/boards/arm/sam34/flipnclick-sam3x/README.txt b/boards/arm/sam34/flipnclick-sam3x/README.txt
index bcd82ff9a39..909cb39d72e 100644
--- a/boards/arm/sam34/flipnclick-sam3x/README.txt
+++ b/boards/arm/sam34/flipnclick-sam3x/README.txt
@@ -133,7 +133,7 @@ SPI
 
    SPI0 is available on the Arduino compatible SPI connector (but no SPI is
    available on pins D10-D13 of the main Arduino Shield connectors where
-   you might expect then).  The SPI connector is configured as follows:
+   you might expect them).  The SPI connector is configured as follows:
 
      Pin Board Signal SAM3X  Pin Board Signal SAM3X
      --- ------------ -----  --- ------------ -----
@@ -165,7 +165,7 @@ I2C
 ===
 
    I2C0 is available on pins D16-D17 of the Arduino Shield connectors where
-   you would expect then.  The SPI connector is configured as follows:
+   you would expect them.  The SPI connector is configured as follows:
 
      Pin Label J1 Board Signal SAM3X
      --- ----- -- ------------ -----
diff --git a/boards/arm/sam34/flipnclick-sam3x/include/board.h b/boards/arm/sam34/flipnclick-sam3x/include/board.h
index c91efe8396f..61aeff026f3 100644
--- a/boards/arm/sam34/flipnclick-sam3x/include/board.h
+++ b/boards/arm/sam34/flipnclick-sam3x/include/board.h
@@ -256,7 +256,7 @@
  *
  * SPI0 is available on the Arduino compatible SPI connector (but no SPI is
  * available on pins D10-D13 of the main Arduino Shield connectors where
- * you might expect then).  The SPI connector is configured as follows:
+ * you might expect them).  The SPI connector is configured as follows:
  *
  *   Pin Board Signal SAM3X  Pin Board Signal SAM3X
  *   --- ------------ -----  --- ------------ -----
@@ -295,7 +295,7 @@
 /* I2C (aka TWI):
  *
  * I2C0 is available on pins D16-D17 of the Arduino Shield connectors where
- * you would expect then.  The SPI connector is configured as follows:
+ * you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin Label J1 Board Signal SAM3X
  *   --- ----- -- ------------ -----
diff --git a/boards/arm/sam34/flipnclick-sam3x/src/flipnclick-sam3x.h b/boards/arm/sam34/flipnclick-sam3x/src/flipnclick-sam3x.h
index b6a11d14aa0..f20c19f0e0b 100644
--- a/boards/arm/sam34/flipnclick-sam3x/src/flipnclick-sam3x.h
+++ b/boards/arm/sam34/flipnclick-sam3x/src/flipnclick-sam3x.h
@@ -87,7 +87,7 @@
  *
  * SPI0 is available on the Arduino compatible SPI connector (but no SPI is
  * available on pins D10-D13 of the main Arduino Shield connectors where
- * you might expect then).  The SPI connector is configured as follows:
+ * you might expect them).  The SPI connector is configured as follows:
  *
  *   Pin Board Signal SAM3X  Pin Board Signal SAM3X
  *   --- ------------ -----  --- ------------ -----
diff --git a/boards/mips/pic32mz/chipkit-wifire/include/board.h b/boards/mips/pic32mz/chipkit-wifire/include/board.h
index e8781f1b333..744f795c296 100644
--- a/boards/mips/pic32mz/chipkit-wifire/include/board.h
+++ b/boards/mips/pic32mz/chipkit-wifire/include/board.h
@@ -235,7 +235,7 @@
 /* SPI **********************************************************************/
 
 /* SPI1 is available on pins D5,D7,D35,D36 of the Arduino Shield connectors
- * where you would expect then.  The SPI connector is configured as follows:
+ * where you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J7&10 Board Signal PIC32MZ
  *   --- --    ------------ -------
@@ -245,7 +245,7 @@
  *   D7  15    SPI1_SS      RE9
  *
  * SPI2 is available on pins D10-D13 of the Arduino Shield connectors where
- * you would expect then.  The SPI connector is configured as follows:
+ * you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J7&10 Board Signal PIC32MZ
  *   --- --    ------------ -------
diff --git a/boards/mips/pic32mz/chipkit-wifire/src/chipkit-wifire.h b/boards/mips/pic32mz/chipkit-wifire/src/chipkit-wifire.h
index 45df97f3858..f897e351e7b 100644
--- a/boards/mips/pic32mz/chipkit-wifire/src/chipkit-wifire.h
+++ b/boards/mips/pic32mz/chipkit-wifire/src/chipkit-wifire.h
@@ -69,7 +69,7 @@
 /* SPI Chip Selects
  *
  * SPI1 is available on pins D5,D7,D35,D36 of the Arduino Shield connectors
- * where you would expect then.  The SPI connector is configured as follows:
+ * where you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J7&10 Board Signal PIC32MZ
  *   --- --    ------------ -------
@@ -82,7 +82,7 @@
 #define GPIO_ARD_SPI1_CS  (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTE | GPIO_PIN9)
 
 /* SPI2 is available on pins D10-D13 of the Arduino Shield connectors where
- * you would expect then.  The SPI connector is configured as follows:
+ * you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J7&10 Board Signal PIC32MZ
  *   --- --    ------------ -------
diff --git a/boards/mips/pic32mz/flipnclick-pic32mz/README.txt b/boards/mips/pic32mz/flipnclick-pic32mz/README.txt
index 1739fe350ed..d6a2dcdc5d1 100644
--- a/boards/mips/pic32mz/flipnclick-pic32mz/README.txt
+++ b/boards/mips/pic32mz/flipnclick-pic32mz/README.txt
@@ -236,7 +236,7 @@ SPI
 ===
 
    SPI3 is available on pins D10-D13 of the Arduino Shield connectors where
-   you would expect then.  The SPI connector is configured as follows:
+   you would expect them.  The SPI connector is configured as follows:
 
      Pin J1 Board Signal PIC32MZ
      --- -- ------------ -------
diff --git a/boards/mips/pic32mz/flipnclick-pic32mz/include/board.h b/boards/mips/pic32mz/flipnclick-pic32mz/include/board.h
index a6f0b1ec9f1..bf9cefd4e51 100644
--- a/boards/mips/pic32mz/flipnclick-pic32mz/include/board.h
+++ b/boards/mips/pic32mz/flipnclick-pic32mz/include/board.h
@@ -303,7 +303,7 @@
 /* SPI **********************************************************************/
 
 /* SPI3 is available on pins D10-D13 of the Arduino Shield connectors where
- * you would expect then.  The SPI connector is configured as follows:
+ * you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J1 Board Signal PIC32MZ
  *   --- -- ------------ -------
diff --git a/boards/mips/pic32mz/flipnclick-pic32mz/src/flipnclick-pic32mz.h b/boards/mips/pic32mz/flipnclick-pic32mz/src/flipnclick-pic32mz.h
index bd819708295..bd2745530bc 100644
--- a/boards/mips/pic32mz/flipnclick-pic32mz/src/flipnclick-pic32mz.h
+++ b/boards/mips/pic32mz/flipnclick-pic32mz/src/flipnclick-pic32mz.h
@@ -91,7 +91,7 @@
 /* SPI Chip Selects
  *
  * SPI3 is available on pins D10-D13 of the Arduino Shield connectors where
- * you would expect then.  The SPI connector is configured as follows:
+ * you would expect them.  The SPI connector is configured as follows:
  *
  *   Pin J1 Board Signal PIC32MZ
  *   --- -- ------------ -------