diff --git a/Analysis/src/JsonEncoder.cpp b/Analysis/src/JsonEncoder.cpp
index c7f623ee..af6bffc4 100644
--- a/Analysis/src/JsonEncoder.cpp
+++ b/Analysis/src/JsonEncoder.cpp
@@ -262,7 +262,7 @@ struct AstJsonEncoder : public AstVisitor
             if (comma)
                 writeRaw(",");
             else
-                comma = false;
+                comma = true;
 
             write(a);
         }