diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d007062
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.beam
+*.asn1db
diff --git a/MAP/asn_src/.gitignore b/MAP/asn_src/.gitignore
new file mode 100644
index 0000000..6112987
--- /dev/null
+++ b/MAP/asn_src/.gitignore
@@ -0,0 +1,2 @@
+*.erl
+*.hrl
diff --git a/TCAP/asn_src/.gitignore b/TCAP/asn_src/.gitignore
new file mode 100644
index 0000000..6112987
--- /dev/null
+++ b/TCAP/asn_src/.gitignore
@@ -0,0 +1,2 @@
+*.erl
+*.hrl