diff --git a/cmake/tool.tmpl b/cmake/tool.tmpl
index 56ccd757..40f2b8ea 100755
--- a/cmake/tool.tmpl
+++ b/cmake/tool.tmpl
@@ -5,7 +5,7 @@ sys.path.insert(1, '@CMAKE_SOURCE_DIR@')
 
 from nominatim import cli
 
-cli.nominatim(module_dir='@CMAKE_BINARY_DIR@/module',
-              osm2pgsql_path='@CMAKE_BINARY_DIR@/osm2pgsql/osm2pgsql',
-              phplib_dir='@CMAKE_SOURCE_DIR@/lib',
-              data_dir='@CMAKE_SOURCE_DIR@')
+exit(cli.nominatim(module_dir='@CMAKE_BINARY_DIR@/module',
+                   osm2pgsql_path='@CMAKE_BINARY_DIR@/osm2pgsql/osm2pgsql',
+                   phplib_dir='@CMAKE_SOURCE_DIR@/lib',
+                   data_dir='@CMAKE_SOURCE_DIR@'))