README.md, doc/osmo-s1gw-cli.md: fix broken links

Change-Id: I2f035c6baf5ec19784bda915b802f28fd1063043
---
M README.md
M doc/osmo-s1gw-cli.md
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index a593ac0..5ff4589 100644
--- a/README.md
+++ b/README.md
@@ -190,4 +190,4 @@
 OsmoS1GW comes with [`osmo-s1gw-cli.py`](contrib/osmo-s1gw-cli.py) - an interactive
 shell based on Python's **cmd2** library.  This script serves as an alternative to the
 traditional telnet/VTY interface found in many Osmocom projects.  For more details,
-see (doc/osmo-s1gw-cli.md).
+see the respective [documentation](doc/osmo-s1gw-cli.md).
diff --git a/doc/osmo-s1gw-cli.md b/doc/osmo-s1gw-cli.md
index b801b25..db29852 100644
--- a/doc/osmo-s1gw-cli.md
+++ b/doc/osmo-s1gw-cli.md
@@ -1,7 +1,7 @@
 Interactive CLI
 ===============
 
-[`osmo-s1gw-cli.py`](contrib/osmo-s1gw-cli.py) is an interactive shell based on
+[`osmo-s1gw-cli.py`](../contrib/osmo-s1gw-cli.py) is an interactive shell based on
 Python's **cmd2** library.  This script serves as an alternative to the traditional
 telnet/VTY interface found in many Osmocom projects.  It communicates with the main
 process via the **REST interface**, allowing users to inspect and interact with

