diff --git a/src/shared/layouts/CommonSidenavLayout/CommonSidenavLayout.module.scss b/src/shared/layouts/CommonSidenavLayout/CommonSidenavLayout.module.scss
index 23b4c9cdf..4bb72194d 100644
--- a/src/shared/layouts/CommonSidenavLayout/CommonSidenavLayout.module.scss
+++ b/src/shared/layouts/CommonSidenavLayout/CommonSidenavLayout.module.scss
@@ -5,7 +5,7 @@
   --main-mw: 100%;
   --main-pl: unset;
   --sb-max-width: unset;
-  --sb-width: 21rem;
+  --sb-width: 15rem;
   --sb-content-max-width: 100%;
   --sb-content-width: 100%;
   --sb-content-pb: 0;
diff --git a/src/shared/layouts/MultipleSpacesLayout/MultipleSpacesLayout.module.scss b/src/shared/layouts/MultipleSpacesLayout/MultipleSpacesLayout.module.scss
index 1f259c1b0..d6df035e7 100644
--- a/src/shared/layouts/MultipleSpacesLayout/MultipleSpacesLayout.module.scss
+++ b/src/shared/layouts/MultipleSpacesLayout/MultipleSpacesLayout.module.scss
@@ -5,7 +5,7 @@
   --main-mw: calc(120rem + var(--sb-h-indent, 0));
   --main-pl: calc(var(--sb-h-indent, 0));
   --sb-max-width: unset;
-  --sb-width: 21rem;
+  --sb-width: 15rem;
   --sb-content-max-width: 100%;
   --sb-content-width: 100%;
   --sb-content-pb: 0;