diff --git a/src/vs/workbench/parts/markers/common/messages.ts b/src/vs/workbench/parts/markers/common/messages.ts
index 7da1ade1d3098b861a2e51c17f7fee7ee460bbcc..6129f27dd889ed6ac0b11653cb060d1eeda17868 100644
--- a/src/vs/workbench/parts/markers/common/messages.ts
+++ b/src/vs/workbench/parts/markers/common/messages.ts
@@ -43,18 +43,18 @@ export default class Messages {
 	public static MARKERS_TREE_ARIA_LABEL_MARKER = (marker: IMarker): string => {
 		switch (marker.severity) {
 			case Severity.Error:
-				return marker.source ? nls.localize('problems.tree.aria.label.error.marker', "Error generated by {0}: {1} at line {2} and column {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
-					: nls.localize('problems.tree.aria.label.error.marker.nosource', "Error: {0} at line {1} and column {2}", marker.message, marker.startLineNumber, marker.startColumn);
+				return marker.source ? nls.localize('problems.tree.aria.label.error.marker', "Error generated by {0}: {1} at line {2} and character {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
+					: nls.localize('problems.tree.aria.label.error.marker.nosource', "Error: {0} at line {1} and character {2}", marker.message, marker.startLineNumber, marker.startColumn);
 			case Severity.Warning:
-				return marker.source ? nls.localize('problems.tree.aria.label.warning.marker', "Warning generated by {0}: {1} at line {2} and column {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
-					: nls.localize('problems.tree.aria.label.warning.marker.nosource', "Warning: {0} at line {1} and column {2}", marker.message, marker.startLineNumber, marker.startColumn);
+				return marker.source ? nls.localize('problems.tree.aria.label.warning.marker', "Warning generated by {0}: {1} at line {2} and character {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
+					: nls.localize('problems.tree.aria.label.warning.marker.nosource', "Warning: {0} at line {1} and character {2}", marker.message, marker.startLineNumber, marker.startColumn);
 
 			case Severity.Info:
-				return marker.source ? nls.localize('problems.tree.aria.label.info.marker', "Info generated by {0}: {1} at line {2} and column {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
-					: nls.localize('problems.tree.aria.label.info.marker.nosource', "Info: {0} at line {1} and column {2}", marker.message, marker.startLineNumber, marker.startColumn);
+				return marker.source ? nls.localize('problems.tree.aria.label.info.marker', "Info generated by {0}: {1} at line {2} and character {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
+					: nls.localize('problems.tree.aria.label.info.marker.nosource', "Info: {0} at line {1} and character {2}", marker.message, marker.startLineNumber, marker.startColumn);
 			default:
-				return marker.source ? nls.localize('problems.tree.aria.label.marker', "Problem generated by {0}: {1} at line {2} and column {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
-					: nls.localize('problems.tree.aria.label.marker.nosource', "Problem: {0} at line {1} and column {2}", marker.message, marker.startLineNumber, marker.startColumn);
+				return marker.source ? nls.localize('problems.tree.aria.label.marker', "Problem generated by {0}: {1} at line {2} and character {3}", marker.source, marker.message, marker.startLineNumber, marker.startColumn)
+					: nls.localize('problems.tree.aria.label.marker.nosource', "Problem: {0} at line {1} and character {2}", marker.message, marker.startLineNumber, marker.startColumn);
 		}
 	}