diff --git a/src/plugins/autotest/qtest/qttestconfiguration.cpp b/src/plugins/autotest/qtest/qttestconfiguration.cpp
index 3e516ae4664..7c7ebeecaa6 100644
--- a/src/plugins/autotest/qtest/qttestconfiguration.cpp
+++ b/src/plugins/autotest/qtest/qttestconfiguration.cpp
@@ -10,11 +10,22 @@
 #include "../itestframework.h"
 #include "../testsettings.h"
 
+#include <utils/algorithm.h>
 #include <utils/stringutils.h>
 
 namespace Autotest {
 namespace Internal {
 
+static QStringList quoteIfNeeded(const QStringList &testCases, bool debugMode)
+{
+    if (debugMode)
+        return testCases;
+
+    return Utils::transform(testCases, [](const QString &testCase){
+        return testCase.contains(' ') ? '"' + testCase + '"' : testCase;
+    });
+}
+
 TestOutputReader *QtTestConfiguration::outputReader(const QFutureInterface<TestResultPtr> &fi,
                                                     Utils::QtcProcess *app) const
 {
@@ -39,7 +50,7 @@ QStringList QtTestConfiguration::argumentsForTestRunner(QStringList *omitted) co
     if (qtSettings->useXMLOutput.value())
         arguments << "-xml";
     if (!testCases().isEmpty())
-        arguments << testCases();
+        arguments << quoteIfNeeded(testCases(), isDebugRunMode());
 
     const QString &metricsOption = QtTestSettings::metricsTypeToOption(MetricsType(qtSettings->metrics.value()));
     if (!metricsOption.isEmpty())
diff --git a/src/plugins/autotest/qtest/qttesttreeitem.cpp b/src/plugins/autotest/qtest/qttesttreeitem.cpp
index 4c68c170976..1b4e4d21d2a 100644
--- a/src/plugins/autotest/qtest/qttesttreeitem.cpp
+++ b/src/plugins/autotest/qtest/qttesttreeitem.cpp
@@ -15,13 +15,6 @@
 namespace Autotest {
 namespace Internal {
 
-static QString functionWithDataTagAsArg(const QString &func, const QString &dataTag)
-{
-    if (dataTag.contains(' '))
-        return '"' + func + ':' + dataTag + '"';
-    return func + ':' + dataTag;
-}
-
 QtTestTreeItem::QtTestTreeItem(ITestFramework *testFramework, const QString &name,
                                const Utils::FilePath &filePath, TestTreeItem::Type type)
     : TestTreeItem(testFramework, name, filePath, type)
@@ -147,8 +140,9 @@ ITestConfiguration *QtTestTreeItem::testConfiguration() const
         const TestTreeItem *parent = function ? function->parentItem() : nullptr;
         if (!parent)
             return nullptr;
+        const QString functionWithTag = function->name() + ':' + name();
         config = new QtTestConfiguration(framework());
-        config->setTestCases(QStringList(functionWithDataTagAsArg(function->name(), name())));
+        config->setTestCases(QStringList(functionWithTag));
         config->setProjectFile(parent->proFile());
         config->setProject(project);
         break;
@@ -191,7 +185,7 @@ static void fillTestConfigurationsFromCheckState(const TestTreeItem *item,
                 const QString funcName = grandChild->name();
                 grandChild->forFirstLevelChildren([&testCases, &funcName](ITestTreeItem *dataTag) {
                     if (dataTag->checked() == Qt::Checked)
-                        testCases << functionWithDataTagAsArg(funcName, dataTag->name());
+                        testCases << funcName + ':' + dataTag->name();
                 });
             }
         });
@@ -223,7 +217,7 @@ static void collectFailedTestInfo(TestTreeItem *item, QList<ITestConfiguration *
         } else {
             func->forFirstLevelChildren([&testCases, func](ITestTreeItem *dataTag) {
                 if (dataTag->data(0, FailedRole).toBool())
-                    testCases << functionWithDataTagAsArg(func->name(), dataTag->name());
+                    testCases << func->name() + ':' + dataTag->name();
             });
         }
     });
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
index 01539b1eacb..408d9b4a440 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
@@ -2177,8 +2177,8 @@ Environment CMakeBuildConfiguration::baseConfigureEnvironment() const
         ProjectExplorer::IDevice::ConstPtr devicePtr = BuildDeviceKitAspect::device(kit());
         result = devicePtr ? devicePtr->systemEnvironment() : Environment::systemEnvironment();
     }
-    addToEnvironment(result);
     kit()->addToBuildEnvironment(result);
+    addToEnvironment(result);
     result.modify(project()->additionalEnvironment());
     return result;
 }