diff --git a/src/zen/compact-mode/sidebar.inc.css b/src/zen/compact-mode/sidebar.inc.css
index 40fecdf51..30110fd0d 100644
--- a/src/zen/compact-mode/sidebar.inc.css
+++ b/src/zen/compact-mode/sidebar.inc.css
@@ -106,7 +106,7 @@
       right: calc(-1 * var(--actual-zen-sidebar-width) + var(--zen-element-separation) / 2 + 1px);
     }
 
-    & .browserSidebarContainer {
+    & .browserSidebarContainer:not([is-zen-split='true']) {
       margin-left: 0 !important;
       margin-right: 0 !important;
     }
diff --git a/surfer.json b/surfer.json
index 3da838ef2..e8f0205d8 100644
--- a/surfer.json
+++ b/surfer.json
@@ -19,7 +19,7 @@
       "brandShortName": "Zen",
       "brandFullName": "Zen Browser",
       "release": {
-        "displayVersion": "1.17.7b",
+        "displayVersion": "1.17.8b",
         "github": {
           "repo": "zen-browser/desktop"
         },