diff --git a/.hgignore b/.hgignore
new file mode 100644
index 000000000..58a32bafb
--- /dev/null
+++ b/.hgignore
@@ -0,0 +1,18 @@
+map/*
+CMakeFiles/*
+src/CMakeFiles/*
+src/Makefile
+src/cmake_config.h
+src/cmake_install.cmake
+src/jthread/CMakeFiles/*
+src/jthread/Makefile
+src/jthread/cmake_config.h
+src/jthread/cmake_install.cmake
+minetest.conf
+bin/
+CMakeCache.txt
+CPackConfig.cmake
+CPackSourceConfig.cmake
+Makefile
+cmake_install.cmake
+src/jthread/libjthread.a