diff --git a/.gitignore b/.gitignore
index 36d70bce..88062784 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,6 +21,7 @@
 /research/_build/
 /tests/_build/bin/
 /tests/_build/res/output/
+/tests/_build/cmake-emcc/
 /tests/_build/tcc/
 /tests/_build/vc6/
 /tests/_build/vc15/