diff --git a/cmake/Python_version.in b/cmake/Python_version.in
index 219b1d74a..67b48af46 100644
--- a/cmake/Python_version.in
+++ b/cmake/Python_version.in
@@ -1 +1 @@
-@xgboost_VERSION_MAJOR@.@xgboost_VERSION_MINOR@.@xgboost_VERSION_PATCH@-SNAPSHOT
\ No newline at end of file
+@xgboost_VERSION_MAJOR@.@xgboost_VERSION_MINOR@.@xgboost_VERSION_PATCH@-dev
\ No newline at end of file
diff --git a/python-package/xgboost/VERSION b/python-package/xgboost/VERSION
index d65536257..59b9db0c7 100644
--- a/python-package/xgboost/VERSION
+++ b/python-package/xgboost/VERSION
@@ -1 +1 @@
-1.5.0-SNAPSHOT
+1.5.0-dev
diff --git a/tests/python/test_cli.py b/tests/python/test_cli.py
index 26860129a..4cb9c729d 100644
--- a/tests/python/test_cli.py
+++ b/tests/python/test_cli.py
@@ -129,7 +129,7 @@ eval[test] = {data_path}
         msg = completed.stdout.decode('utf-8')
         assert msg.find('XGBoost') != -1
         v = xgboost.__version__
-        if v.find('SNAPSHOT') != -1:
+        if v.find('dev') != -1:
             assert msg.split(':')[1].strip() == v.split('-')[0]
         elif v.find('rc') != -1:
             assert msg.split(':')[1].strip() == v.split('rc')[0]