diff --git a/mkdocs.yml b/mkdocs.yml
index d1f0be1..c0b7d33 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -8,3 +8,31 @@ plugins:
   - with-pdf:
       output_path: psx-spx.pdf
 
+nav:
+    - 'index.md'
+    - 'memorymap.md'
+    - 'iomap.md'
+    - 'graphicsprocessingunitgpu.md'
+    - 'geometrytransformationenginegte.md'
+    - 'macroblockdecodermdec.md'
+    - 'soundprocessingunitspu.md'
+    - 'interrupts.md'
+    - 'dmachannels.md'
+    - 'timers.md'
+    - 'cdromdrive.md'
+    - 'controllersandmemorycards.md'
+    - 'pocketstation.md'
+    - 'serialportsio.md'
+    - 'expansionportpio.md'
+    - 'memorycontrol.md'
+    - 'unpredictablethings.md'
+    - 'cpuspecifications.md'
+    - 'kernelbios.md'
+    - 'arcadecabinets.md'
+    - 'cheatdevices.md'
+    - 'psxdevboardchipsets.md'
+    - 'hardwarenumbers.md'
+    - 'pinouts.md'
+    - 'aboutcredits.md'
+    - 'cdromvideocdsvcd.md'
+    - 'cdrominternalinfoonpsxcdromcontroller.md'