diff --git a/_data/org-members.yaml b/_data/org-members.yaml
index 258ede82..00c2c760 100644
--- a/_data/org-members.yaml
+++ b/_data/org-members.yaml
@@ -78,7 +78,7 @@ standard:
     contact: "Boyd Wilson <boyd@omnibond.com>"
   - name: Darthmouth
     url: https://home.dartmouth.edu/
-    figure: logo-dartmouth.jpg
+    figure: logo-dartmouth.png
     acronym:
     date_joined: 2025-10-15
     founding_member: true
@@ -130,4 +130,7 @@ premier:
     date_joined: 2025-05-28
     url: https://casc.org/
     figure: logo-casc.png
-
+  - name: "The Carpentries"
+    tier: "Premier"
+    date_joined: 2025-10-17
+    figure: logo-carpentries.png
diff --git a/assets/img/org-logos/logo-carpentries.png b/assets/img/org-logos/logo-carpentries.png
new file mode 100644
index 00000000..87ec62ea
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diff --git a/assets/img/org-logos/logo-dartmouth.jpg b/assets/img/org-logos/logo-dartmouth.jpg
deleted file mode 100644
index 118081d3..00000000
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diff --git a/assets/img/org-logos/logo-dartmouth.png b/assets/img/org-logos/logo-dartmouth.png
new file mode 100644
index 00000000..a08541f5
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