diff --git a/slides/1_4_containers.html b/slides/1_4_containers.html
index bcd875c..ce8917b 100644
--- a/slides/1_4_containers.html
+++ b/slides/1_4_containers.html
@@ -355,7 +355,7 @@
 
 </script></section><section data-markdown><script type="text/template">
 
-#### Layer / Image Analogy
+#### Dockerfile / Layer / Image / Container Analogy
 
 ![analogy](static/img/docker_analogy.png) <!-- .element: height="40%" width="40%" -->
 
diff --git a/slides/1_6_conclusion.html b/slides/1_6_conclusion.html
index 091d5b7..5986b8b 100644
--- a/slides/1_6_conclusion.html
+++ b/slides/1_6_conclusion.html
@@ -254,6 +254,12 @@
 
 </script></section><section data-markdown><script type="text/template">
 
+dockerfile / layer / image / container 
+
+![analogy](static/img/docker_analogy.png) <!-- .element: height="40%" width="40%" -->
+
+</script></section><section data-markdown><script type="text/template">
+
 containers is not magic
 
 ![devops](https://miro.medium.com/max/1810/1*bB-rHCq8L-g5xzWLqsy3EQ.png)
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