diff --git a/contrib/.gitignore b/contrib/.gitignore
new file mode 100644
index 000000000..7697c4b81
--- /dev/null
+++ b/contrib/.gitignore
@@ -0,0 +1 @@
+check_random
diff --git a/docs/.gitignore b/docs/.gitignore
index 38498103b..b2604de44 100644
--- a/docs/.gitignore
+++ b/docs/.gitignore
@@ -1 +1,4 @@
 Doxyfile
+icinga2-config.html
+icinga2-config.xml
+
diff --git a/icinga-app/.gitignore b/icinga-app/.gitignore
new file mode 100644
index 000000000..62e2ddbf6
--- /dev/null
+++ b/icinga-app/.gitignore
@@ -0,0 +1 @@
+icinga2