diff --git a/src/Tracy/Bar/assets/bar.css b/src/Tracy/Bar/assets/bar.css
index 85d636859..ea1d13280 100644
--- a/src/Tracy/Bar/assets/bar.css
+++ b/src/Tracy/Bar/assets/bar.css
@@ -411,13 +411,13 @@ body#tracy-debug .tracy-panel { /* in popup window */
 }
 
 #tracy-debug .tracy-dump-lq {
-	margin-left: -1ex;
+	margin-left: calc(-1ex - 1px);
 }
 
 #tracy-debug div.tracy-dump-string:before {
 	content: '';
 	position: absolute;
-	left: 3ex;
+	left: calc(3ex - 1px);
 	top: 1.5em;
 	bottom: 0;
 	border-left: 1px solid rgba(0, 0, 0, .1);
diff --git a/src/Tracy/Dumper/assets/dumper-dark.css b/src/Tracy/Dumper/assets/dumper-dark.css
index 33dfb665a..3540edd92 100644
--- a/src/Tracy/Dumper/assets/dumper-dark.css
+++ b/src/Tracy/Dumper/assets/dumper-dark.css
@@ -58,13 +58,13 @@
 }
 
 .tracy-dark .tracy-dump-lq {
-	margin-left: -1ex;
+	margin-left: calc(-1ex - 1px);
 }
 
 .tracy-dark div.tracy-dump-string:before {
 	content: '';
 	position: absolute;
-	left: 3ex;
+	left: calc(3ex - 1px);
 	top: 1.5em;
 	bottom: 0;
 	border-left: 1px solid rgba(255, 255, 255, .1);
diff --git a/src/Tracy/Dumper/assets/dumper-light.css b/src/Tracy/Dumper/assets/dumper-light.css
index 21431b791..69aba7869 100644
--- a/src/Tracy/Dumper/assets/dumper-light.css
+++ b/src/Tracy/Dumper/assets/dumper-light.css
@@ -58,13 +58,13 @@
 }
 
 .tracy-light .tracy-dump-lq {
-	margin-left: -1ex;
+	margin-left: calc(-1ex - 1px);
 }
 
 .tracy-light div.tracy-dump-string:before {
 	content: '';
 	position: absolute;
-	left: 3ex;
+	left: calc(3ex - 1px);
 	top: 1.5em;
 	bottom: 0;
 	border-left: 1px solid rgba(0, 0, 0, .1);