diff --git a/README.md b/README.md
index 9eaaa40..ddfac1e 100644
--- a/README.md
+++ b/README.md
@@ -39,11 +39,11 @@ the following image.
 
 ![subgraph-isomorphism.svg](/images/subgraph-isomorphism.svg)
 
+### Induced subgraph isomorphism
+
 An induced subgraph isomorphism is the same as a subgraph isomorphism except that the subgraph must be induced, meaning
 the query and data graphs must have the same edges.
 
-### Induced subgraph isomorphism
-
 ![induced-subgraph-isomorphism.svg](/images/induced-subgraph-isomorphism.svg)
 
 # Remaining work