diff --git a/CHANGES.txt b/CHANGES.txt
index 20d94bd4e6..934b054aac 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 4.0.15
+ * Fix bash-completion for debian distro (CASSANDRA-19999)
  * Ensure thread-safety for CommitLogArchiver in CommitLog (CASSANDRA-19960)
  * Fix text containing "/*" being interpreted as multiline comment in cqlsh (CASSANDRA-17667)
  * Fix indexing of a frozen collection that is the clustering key and reversed (CASSANDRA-19889)
diff --git a/debian/nodetool-completion b/debian/nodetool-completion
index c17af0f525..b62a178193 100644
--- a/debian/nodetool-completion
+++ b/debian/nodetool-completion
@@ -15,7 +15,7 @@
 # limitations under the License.
 #
 #
-have nodetool && have cqlsh &&
+_have nodetool && _have cqlsh &&
 {
 
     show_keyspaces()