diff --git a/bash/alias/bash.sh b/bash/alias/bash.sh
index 211a5cf..84b628d 100644
--- a/bash/alias/bash.sh
+++ b/bash/alias/bash.sh
@@ -1,5 +1,14 @@
 # change current directory to its parent
-alias ..='cd ..'
+alias ..="\
+cd .. \
+"
+
+# import source file
+alias src="\
+source \
+"
 
 # exit terminal
-alias x='exit'
+alias x="\
+exit \
+"