diff --git a/schemes/Material-Theme-Darker.YAML-tmTheme b/schemes/Material-Theme-Darker.YAML-tmTheme
index 1ce99c779..0fd9c2a3a 100755
--- a/schemes/Material-Theme-Darker.YAML-tmTheme
+++ b/schemes/Material-Theme-Darker.YAML-tmTheme
@@ -13,8 +13,8 @@ settings:
     background: '#212121'
     caret: '#FFCC00'
     foreground: '#eeffffff'
-    guide: '#42424260'
-    activeGuide: '#42424260'
+    guide: '#42424270'
+    activeGuide: '#FFFFFF50'
     stackGuides: '#42424280'
     gutterForeground: '#424242'
     invisibles: '#65737e'
diff --git a/schemes/Material-Theme-Darker.tmTheme b/schemes/Material-Theme-Darker.tmTheme
index 248ff049c..16b4405e7 100644
--- a/schemes/Material-Theme-Darker.tmTheme
+++ b/schemes/Material-Theme-Darker.tmTheme
@@ -16,7 +16,7 @@
 			<key>settings</key>
 			<dict>
 				<key>activeGuide</key>
-				<string>#42424260</string>
+				<string>#FFFFFF50</string>
 				<key>background</key>
 				<string>#212121</string>
 				<key>caret</key>
@@ -24,7 +24,7 @@
 				<key>foreground</key>
 				<string>#eeffffff</string>
 				<key>guide</key>
-				<string>#42424260</string>
+				<string>#42424270</string>
 				<key>gutterForeground</key>
 				<string>#424242</string>
 				<key>invisibles</key>
diff --git a/src/settings/specific/Material-Theme-Darker.json b/src/settings/specific/Material-Theme-Darker.json
index a8e636de0..8afad3586 100644
--- a/src/settings/specific/Material-Theme-Darker.json
+++ b/src/settings/specific/Material-Theme-Darker.json
@@ -39,8 +39,8 @@
     "caret": "#FFCC00",
     "findHighlight": "#F8E71C",
     "foreground": "#eeffffff",
-    "guides": "#42424260",
-    "activeGuide": "#42424260",
+    "guides": "#42424270",
+    "activeGuide": "#FFFFFF50",
     "stackGuides": "#42424280",
     "gutter": "#424242",
     "invisibles": "#65737e",