diff --git a/slides/k8s/prometheus.md b/slides/k8s/prometheus.md
index 43c49c03..42e5e271 100644
--- a/slides/k8s/prometheus.md
+++ b/slides/k8s/prometheus.md
@@ -38,7 +38,7 @@
 
 - An exporter serves metrics over HTTP, in plain text
 
-- This is was the *node exporter* looks like:
+- This is what the *node exporter* looks like:
 
   http://demo.robustperception.io:9100/metrics
 
diff --git a/slides/swarm/metrics.md b/slides/swarm/metrics.md
index b4008159..1999117c 100644
--- a/slides/swarm/metrics.md
+++ b/slides/swarm/metrics.md
@@ -949,7 +949,7 @@ class: prom
 
 ## It's all about the `/metrics`
 
-- This is was the *node exporter* looks like:
+- This is what the *node exporter* looks like:
 
   http://demo.robustperception.io:9100/metrics