diff --git a/devtools/test_dashboard/index-mathjax3.html b/devtools/test_dashboard/index-mathjax3.html
index 1c56ae3001f..c2365f1bd12 100644
--- a/devtools/test_dashboard/index-mathjax3.html
+++ b/devtools/test_dashboard/index-mathjax3.html
@@ -2,6 +2,7 @@
Plotly.js Devtools - MathJax v3 loaded with svg output
+
diff --git a/devtools/test_dashboard/index-mathjax3chtml.html b/devtools/test_dashboard/index-mathjax3chtml.html
index c2264215762..99178717a07 100644
--- a/devtools/test_dashboard/index-mathjax3chtml.html
+++ b/devtools/test_dashboard/index-mathjax3chtml.html
@@ -2,6 +2,7 @@
Plotly.js Devtools - MathJax v3 loaded with chtml output
+
diff --git a/devtools/test_dashboard/index-strict.html b/devtools/test_dashboard/index-strict.html
index 5598c1c319d..59a2ca658d9 100644
--- a/devtools/test_dashboard/index-strict.html
+++ b/devtools/test_dashboard/index-strict.html
@@ -3,7 +3,7 @@
Plotly.js "strict" Devtools
-
+
diff --git a/devtools/test_dashboard/index.html b/devtools/test_dashboard/index.html
index 0c0c9e89760..3f5ea288003 100644
--- a/devtools/test_dashboard/index.html
+++ b/devtools/test_dashboard/index.html
@@ -2,6 +2,7 @@
Plotly.js Devtools
+
diff --git a/draftlogs/6826_fix.md b/draftlogs/6826_fix.md
new file mode 100644
index 00000000000..662e9e25a46
--- /dev/null
+++ b/draftlogs/6826_fix.md
@@ -0,0 +1 @@
+- Add charset meta to ``s in test dashboard: helps D3.js [[#6826](https://github.com/plotly/plotly.js/pull/6826)]