diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/platform/CommandBuilder.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/platform/CommandBuilder.java
index 212e59f95..b79c4278b 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/util/platform/CommandBuilder.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/util/platform/CommandBuilder.java
@@ -109,7 +109,7 @@ public final class CommandBuilder {
             // The argument has not been quoted, add quotes.
             return '"' + s
                     .replace("\\", "\\\\")
-                    .replace("\"", "\"\"")
+                    .replace("\"", "\\\"")
                     + '"';
         else {
             return s;