diff --git a/src/main/resources/mapper/SourceMapper.xml b/src/main/resources/mapper/SourceMapper.xml
index d2780a6..7441c0e 100644
--- a/src/main/resources/mapper/SourceMapper.xml
+++ b/src/main/resources/mapper/SourceMapper.xml
@@ -121,7 +121,7 @@
limit 1