diff --git a/frontend/less/espo/custom.less b/frontend/less/espo/custom.less
index 2182294be4..e8717c23e0 100644
--- a/frontend/less/espo/custom.less
+++ b/frontend/less/espo/custom.less
@@ -10,7 +10,7 @@
 html {
     height: 100%;
 
-    &:not(:has(> body > .container > .container-centering)) {
+    &:not(:has(> body > .container > .container-centering)):not(:has(.modal-backdrop)) {
         scrollbar-gutter: stable;
         overflow-y: scroll;
     }