diff --git a/src/BiblioInfo.cpp b/src/BiblioInfo.cpp
index 2b9911ea89..8c73ac1d8e 100644
--- a/src/BiblioInfo.cpp
+++ b/src/BiblioInfo.cpp
@@ -129,10 +129,14 @@ docstring convertLaTeXCommands(docstring const & str)
 			scanning_cmd = false;
 		}
 
-		// was the last character a \? If so, then this is something like: \\,
+		// was the last character a \? If so, then this is something like: \\
 		// or \$, so we'll just output it. That's probably not always right...
 		if (escaped) {
-			ret += ch;
+			// exception: output \, as THIN SPACE
+			if (ch == ',')
+				ret.push_back(0x2009);
+			else
+				ret += ch;
 			val = val.substr(1);
 			escaped = false;
 			continue;