diff --git a/README.md b/README.md
index 3bf91b5..0383278 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,7 @@ Mtor Image Analysis
 
 Image analysis for the mTor project
 
+
+Build the app with:
+
+`pyinstaller --onefile -i microscope-icon.ico mia-gui.py`
diff --git a/mia-gui.spec b/mia-gui.spec
index ea854c8..a00c4af 100644
--- a/mia-gui.spec
+++ b/mia-gui.spec
@@ -29,4 +29,4 @@ exe = EXE(pyz,
           strip=False,
           upx=True,
           runtime_tmpdir=None,
-          console=True )
+          console=True , icon='microscope-icon.ico')
diff --git a/microscope-icon.ico b/microscope-icon.ico
new file mode 100644
index 0000000..80766d1
Binary files /dev/null and b/microscope-icon.ico differ
diff --git a/microscope-icon.png b/microscope-icon.png
new file mode 100644
index 0000000..c57a3ef
Binary files /dev/null and b/microscope-icon.png differ