diff --git a/src/sass/_shortcodes.scss b/src/sass/_shortcodes.scss
index 5e5af5a..e2811bd 100644
--- a/src/sass/_shortcodes.scss
+++ b/src/sass/_shortcodes.scss
@@ -238,4 +238,10 @@
 // {{< mermaid >}}
 .gblog-mermaid {
   font-family: "Liberation Sans", sans-serif;
+
+  // Fix height of mermaid SVG elements (see https://github.com/mermaid-js/mermaid/issues/2481)
+  > svg {
+    height: 100%;
+    padding: $padding-8;
+  }
 }