diff --git a/src/util-radix-tree.c b/src/util-radix-tree.c
index 07217f677b..6b4f24c02f 100644
--- a/src/util-radix-tree.c
+++ b/src/util-radix-tree.c
@@ -2630,6 +2630,7 @@ static int SCRadixTestIPV4NetblockInsertion10(void)
     found = SCRadixFindKeyIPV4BestMatch((uint8_t *)&servaddr.sin_addr, tree, NULL);
     FAIL_IF_NOT_NULL(found);
 
+    SCRadixReleaseRadixTree(tree);
     PASS;
 }