diff --git a/data/theme/gnome-shell-high-contrast.css b/data/theme/gnome-shell-high-contrast.css
index 1ed9a73fd..3bf9b0da8 100644
--- a/data/theme/gnome-shell-high-contrast.css
+++ b/data/theme/gnome-shell-high-contrast.css
@@ -199,7 +199,7 @@ StScrollBar {
   border-radius: 9px;
   color: #eeeeec;
   background-color: rgba(23, 25, 26, 0.95);
-  border: 3px solid rgba(238, 238, 236, 0.5); }
+  border: 1px solid rgba(238, 238, 236, 0.2); }
   .modal-dialog .modal-dialog-content-box {
     padding: 24px; }
   .modal-dialog .run-dialog-entry {
@@ -224,7 +224,7 @@ StScrollBar {
 /* End Session Dialog */
 .end-session-dialog {
   spacing: 42px;
-  border: 3px solid rgba(238, 238, 236, 0.2); }
+  border: 1px solid rgba(238, 238, 236, 0.2); }
 
 .end-session-dialog-list {
   padding-top: 20px; }
diff --git a/data/theme/gnome-shell-sass b/data/theme/gnome-shell-sass
index 9195df2df..1d35c2890 160000
--- a/data/theme/gnome-shell-sass
+++ b/data/theme/gnome-shell-sass
@@ -1 +1 @@
-Subproject commit 9195df2df751778b5ddea02c04f30fc1e4ffbe6e
+Subproject commit 1d35c2890aaee1d297f0976b8166141747be6d1f
diff --git a/data/theme/gnome-shell.css b/data/theme/gnome-shell.css
index 7afda7cfe..072f61f05 100644
--- a/data/theme/gnome-shell.css
+++ b/data/theme/gnome-shell.css
@@ -199,7 +199,7 @@ StScrollBar {
   border-radius: 9px;
   color: #eeeeec;
   background-color: rgba(23, 25, 26, 0.95);
-  border: 3px solid rgba(238, 238, 236, 0.5); }
+  border: 1px solid rgba(238, 238, 236, 0.2); }
   .modal-dialog .modal-dialog-content-box {
     padding: 24px; }
   .modal-dialog .run-dialog-entry {
@@ -224,7 +224,7 @@ StScrollBar {
 /* End Session Dialog */
 .end-session-dialog {
   spacing: 42px;
-  border: 3px solid rgba(238, 238, 236, 0.2); }
+  border: 1px solid rgba(238, 238, 236, 0.2); }
 
 .end-session-dialog-list {
   padding-top: 20px; }