diff --git a/fade_in.m b/src/fade_in.m
similarity index 99%
rename from fade_in.m
rename to src/fade_in.m
index a09798c..22bef76 100644
--- a/fade_in.m
+++ b/src/fade_in.m
@@ -26,4 +26,4 @@ function output = fade_in(input, time)
     output = input .* multiplier;
 end
 
-% This is useful for making videos, specifically the intro part 
\ No newline at end of file
+% This is useful for making videos, specifically the intro part