diff --git a/packages/ckeditor5-math/theme/mathform.css b/packages/ckeditor5-math/theme/mathform.css
index 270e86568..c2a1476bb 100644
--- a/packages/ckeditor5-math/theme/mathform.css
+++ b/packages/ckeditor5-math/theme/mathform.css
@@ -166,7 +166,7 @@
     min-width: 100%;
     width: 100%;
     max-width: 100%;
-    min-height: 140px;
+    min-height: 60px;
     max-height: 65vh;
     resize: both;
     overflow: auto;