diff --git a/etc/mappings.txt b/etc/mappings.txt
new file mode 100644
index 0000000..8542a97
--- /dev/null
+++ b/etc/mappings.txt
@@ -0,0 +1,4 @@
+junit=JUnit
+logback=Logback
+mockito=Mockito
+slf4j=Slf4j