diff --git a/.gitignore b/.gitignore
index 9f277f9..fc095e9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -89,3 +89,7 @@ exe/releases/OpenFace_0.3.0_win_x86/
 lib/3rdParty/CameraEnumerator/x64/
 lib/local/Utilities/Debug/
 lib/3rdParty/CameraEnumerator/Debug/
+exe/releases/OpenFace_0.4.0_win_x64/
+exe/releases/OpenFace_0.4.0_win_x86/
+lib/3rdParty/CameraEnumerator/Release/
+lib/local/Utilities/Release/
diff --git a/matlab_runners/Demos/gaze_extraction_demo_vid.m b/matlab_runners/Demos/gaze_extraction_demo_vid.m
index 574f299..0d5f941 100644
--- a/matlab_runners/Demos/gaze_extraction_demo_vid.m
+++ b/matlab_runners/Demos/gaze_extraction_demo_vid.m
@@ -20,7 +20,7 @@ end
 
 %% Demonstrating reading the output files
 [~, out_filename,~] = fileparts(in_file);
-out_filename = sprintf("%s/%s.csv", output, out_filename);
+out_filename = sprintf('%s/%s.csv', output, out_filename);
 
 % First read in the column names
 tab = readtable(out_filename);