diff --git a/src/plugins/qmlprojectmanager/buildsystem/projectitem/converters.cpp b/src/plugins/qmlprojectmanager/buildsystem/projectitem/converters.cpp
index 98dd4cea983..7f01e33f435 100644
--- a/src/plugins/qmlprojectmanager/buildsystem/projectitem/converters.cpp
+++ b/src/plugins/qmlprojectmanager/buildsystem/projectitem/converters.cpp
@@ -156,7 +156,9 @@ QString jsonToQmlProject(const QJsonObject &rootObject)
         { // append ShaderTool object
             if (!shaderConfig["args"].toVariant().toStringList().isEmpty()) {
                 startObject("ShaderTool");
-                appendString("args", shaderConfig["args"].toVariant().toStringList().join(" "));
+                appendString("args",
+                             shaderConfig["args"].toVariant().toStringList().join(" ").replace(
+                                 "\"", "\\\""));
                 appendArray("files", shaderConfig["files"].toVariant().toStringList());
                 endObject();
             }
@@ -193,7 +195,7 @@ QJsonObject qmlProjectTojson(const Utils::FilePath &projectFile)
     }
 
     if (rootNode->name() != QLatin1String("Project")) {
-        qCritical() << "Cannot find root 'Proejct' item in the project file: " << projectFile;
+        qCritical() << "Cannot find root 'Project' item in the project file: " << projectFile;
         return {};
     }
 
diff --git a/tests/unit/unittest/qmlprojectmanager/converters-test.cpp b/tests/unit/unittest/qmlprojectmanager/converters-test.cpp
index 4e4e225a890..b985fff53d3 100644
--- a/tests/unit/unittest/qmlprojectmanager/converters-test.cpp
+++ b/tests/unit/unittest/qmlprojectmanager/converters-test.cpp
@@ -31,12 +31,14 @@ public:
                     ? QString::fromLatin1(m_qmlProjectFile.fileContents().value())
                     : QString{});
     }
+
     QString jsonToQmlProjectContent() const
     {
         return m_jsonToQmlProjectFile.fileContents()
                    ? QString::fromLatin1(m_jsonToQmlProjectFile.fileContents().value())
                    : QString{};
     }
+
     QString qmlProjectToJsonContent() const
     {
         return m_qmlProjectToJsonFile.fileContents()
@@ -45,9 +47,13 @@ public:
     }
 
     QString dataSetPath() const { return m_dataSetDirectory.absolutePath(); }
+
     QString dataSetName() const { return m_dataSetDirectory.dirName(); }
+
     Utils::FilePath qmlProjectFile() const { return m_qmlProjectFile; }
+
     Utils::FilePath jsonToQmlProjectFile() const { return m_jsonToQmlProjectFile; }
+
     Utils::FilePath qmlProjectToJsonFile() const { return m_qmlProjectToJsonFile; }
 
 private:
diff --git a/tests/unit/unittest/qmlprojectmanager/data/converter/test-set-1/testfile.jsontoqml b/tests/unit/unittest/qmlprojectmanager/data/converter/test-set-1/testfile.jsontoqml
index fe2c378c705..dbd6e4a91ac 100644
--- a/tests/unit/unittest/qmlprojectmanager/data/converter/test-set-1/testfile.jsontoqml
+++ b/tests/unit/unittest/qmlprojectmanager/data/converter/test-set-1/testfile.jsontoqml
@@ -28,7 +28,7 @@ Project {
     }
 
     ShaderTool {
-        args: "-s --glsl "100 es,120,150" --hlsl 50 --msl 12"
+        args: "-s --glsl \"100 es,120,150\" --hlsl 50 --msl 12"
         files: [ "content/shaders/*" ]
     }