diff --git a/requirements.txt b/requirements.txt
index ea4ed5b..d6006bf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,4 +7,7 @@ opencv-python-headless==4.5.4.60
 numpy==1.20.3 # Update to 1.21 when numba supports it
 numba==0.54.1
 rawpy==0.17.0
-imageio==2.13.0
\ No newline at end of file
+imageio==2.13.0
+
+# For building package
+pyinstaller
\ No newline at end of file