diff --git a/.gitignore b/.gitignore
index 44d308e..edbb554 100644
--- a/.gitignore
+++ b/.gitignore
@@ -150,3 +150,7 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 .idea/
+
+# JSON files are used only for testing. If this behaviour will change in the future specific
+# files will be ignored.
+*.json