diff --git a/README.md b/README.md
index 0145f1c..5de0227 100644
--- a/README.md
+++ b/README.md
@@ -24,8 +24,8 @@ The keybrd library has been tested on the Teensy 2.0 microcontroller, MCP23018 I
 Example minimal keybrd sketch
 -----------------------------
 <!-- todo after teensy LC bb, copy and remove annotations from keybrd_single-layer_2_annotated.ino -->
-Here is a [minimal keybrd sketch](tutorials/keybrd_2_single-layer_annotated/keybrd_2_single-layer_annotated.ino).
-The sketch has about 50 lines of code and runs on a 4-key keyboard.
+A [minimal keybrd sketch](tutorials/keybrd_2_single-layer_annotated/keybrd_2_single-layer_annotated.ino).
+has about 50 lines of code and runs on a 4-key keyboard.
 It runs on a breadboard with rows, columns, and diodes just like the big keyboards.
 The sketch is small because the keybrd library takes care of the low-level details.
 
@@ -38,11 +38,11 @@ The keybrd_DH emulates the DataHand keyboard.
 It has 72 keys, 4 layers, a sub-layer, 2 matrices, and many features.
 The keybrd_DH and its instantiation files contain about 800 lines of code.
 
-[mainSketch.ino](../keybrd_DH/blob/master/examples/keybrd_DH/mainSketch.cpp)<br>
-[instantiations_ports.h](../keybrd_DH/tree/master/src/instantiations_ports.h)<br>
-[instantiations_LEDs.h](../keybrd_DH/tree/master/src/instantiations_LEDs.h)<br>
-[instantiations_codes.h](../keybrd_DH/tree/master/src/instantiations_codes.h)<br>
-[instantiations_matrix.h](../keybrd_DH/tree/master/src/instantiations_matrix.h)
+[mainSketch.ino](../keybrd_DH/examples/keybrd_DH/mainSketch.cpp)<br>
+[instantiations_ports.h](../keybrd_DH/src/instantiations_ports.h)<br>
+[instantiations_LEDs.h](../keybrd_DH/src/instantiations_LEDs.h)<br>
+[instantiations_codes.h](../keybrd_DH/src/instantiations_codes.h)<br>
+[instantiations_matrix.h](../keybrd_DH/src/instantiations_matrix.h)
 
 Support
 -------