diff --git a/tests/system/shared/debugger.py b/tests/system/shared/debugger.py
index 7176afc8e59..b878f9efef6 100644
--- a/tests/system/shared/debugger.py
+++ b/tests/system/shared/debugger.py
@@ -238,7 +238,7 @@ def __logDebugResult__():
 
 def verifyBreakPoint(bpToVerify):
     if isinstance(bpToVerify, dict):
-        fileName = list(bpToVerify.keys())[0]
+        fileName = next(iter(bpToVerify.keys()))
         editor = getEditorForFileSuffix(fileName)
         if editor:
             test.compare(waitForObject(":DebugModeWidget_QComboBox").toolTip, fileName,
@@ -247,7 +247,7 @@ def verifyBreakPoint(bpToVerify):
             windowTitle = str(waitForObject(":Qt Creator_Core::Internal::MainWindow").windowTitle)
             test.verify(windowTitle.startswith(os.path.basename(fileName) + " "),
                         "Verify that Creator's window title changed according to current file")
-            return test.compare(line, list(bpToVerify.values())[0],
+            return test.compare(line, next(iter(bpToVerify.values())),
                                 "Compare hit breakpoint to expected line number in %s" % fileName)
     else:
         test.fatal("Expected a dict for bpToVerify - got '%s'" % className(bpToVerify))
diff --git a/tests/system/shared/qtcreator.py b/tests/system/shared/qtcreator.py
index 0b86001529f..bb52497774b 100644
--- a/tests/system/shared/qtcreator.py
+++ b/tests/system/shared/qtcreator.py
@@ -206,7 +206,8 @@ def substituteCdb(settingsDir):
         try:
             serverIni = readFile(os.path.join(os.getenv("APPDATA"), "froglogic",
                                               "Squish", "ver1", "server.ini"))
-            autLine = list(filter(lambda line: "AUT/qtcreator" in line, serverIni.splitlines()))[0]
+            autLine = next(iter(filter(lambda line: "AUT/qtcreator" in line,
+                                       serverIni.splitlines())))
             autPath = autLine.split("\"")[1]
             return os.path.exists(os.path.join(autPath, "..", "lib", "qtcreatorcdbext64"))
         except:
diff --git a/tests/system/suite_HELP/tst_HELP02/test.py b/tests/system/suite_HELP/tst_HELP02/test.py
index 8b6c32b7ded..9c5104087e0 100644
--- a/tests/system/suite_HELP/tst_HELP02/test.py
+++ b/tests/system/suite_HELP/tst_HELP02/test.py
@@ -44,7 +44,7 @@ def checkQtCreatorHelpVersion(expectedVersion):
         helpContentWidget = waitForObject(':Qt Creator_QHelpContentWidget', 5000)
         waitFor("any(map(rightStart, dumpItems(helpContentWidget.model())))", 10000)
         items = dumpItems(helpContentWidget.model())
-        test.compare(list(filter(rightStart, items))[0],
+        test.compare(next(iter(filter(rightStart, items))),
                      'Qt Creator Manual %s' % expectedVersion,
                      'Verifying whether manual uses expected version.')
     except:
diff --git a/tests/system/suite_general/tst_cmake_speedcrunch/test.py b/tests/system/suite_general/tst_cmake_speedcrunch/test.py
index 681835818ed..4f75d43eb9d 100644
--- a/tests/system/suite_general/tst_cmake_speedcrunch/test.py
+++ b/tests/system/suite_general/tst_cmake_speedcrunch/test.py
@@ -9,7 +9,7 @@ def cmakeSupported():
     versionLines = filter(lambda line: "cmake version " in line,
                           getOutputFromCmdline(["cmake", "--version"]).splitlines())
     try:
-        versionLine = list(versionLines)[0]
+        versionLine = next(iter(versionLines))
         test.log("Using " + versionLine)
         matcher = re.match("cmake version (\d+)\.(\d+)\.\d+", versionLine)
         major = __builtin__.int(matcher.group(1))
diff --git a/tests/system/suite_general/tst_create_proj_wizard/test.py b/tests/system/suite_general/tst_create_proj_wizard/test.py
index 8579111b02c..d521f2092dd 100644
--- a/tests/system/suite_general/tst_create_proj_wizard/test.py
+++ b/tests/system/suite_general/tst_create_proj_wizard/test.py
@@ -49,8 +49,8 @@ def main():
                 availableProjectTypes.append({category:template})
     safeClickButton("Cancel")
     for current in availableProjectTypes:
-        category = list(current.keys())[0]
-        template = list(current.values())[0]
+        category = next(iter(current.keys()))
+        template = next(iter(current.values()))
         with TestSection("Testing project template %s -> %s" % (category, template)):
             displayedPlatforms = __createProject__(category, template)
             if template.startswith("Qt Quick Application"):
diff --git a/tests/system/suite_general/tst_default_settings/test.py b/tests/system/suite_general/tst_default_settings/test.py
index ce026e98d36..f7ece36e6de 100644
--- a/tests/system/suite_general/tst_default_settings/test.py
+++ b/tests/system/suite_general/tst_default_settings/test.py
@@ -311,15 +311,15 @@ def __compareCompilers__(foundCompilers, expectedCompilers):
             for currentExp in expectedCompilers:
                 if isString(currentExp):
                     continue
-                key = list(currentExp.keys())[0]
+                key = next(iter(currentExp.keys()))
                 # the regex .*? is used for the different possible version strings of the WinSDK
                 # if it's present a regex will be validated otherwise simple string comparison
                 # same applies for [.0-9]+ which is used for minor/patch versions
                 isRegex = ".*?" in key or "[.0-9]+" in key
-                if (((isRegex and re.match(key, list(currentFound.keys())[0], flags)))
+                if (((isRegex and re.match(key, next(iter(currentFound.keys())), flags)))
                     or currentFound.keys() == currentExp.keys()):
-                    if ((isWin and os.path.abspath(list(currentFound.values())[0].lower())
-                         == os.path.abspath(list(currentExp.values())[0].lower()))
+                    if ((isWin and os.path.abspath(next(iter(currentFound.values())).lower())
+                         == os.path.abspath(next(iter(currentExp.values())).lower()))
                         or currentFound.values() == currentExp.values()):
                         foundExp = True
                         break
@@ -375,8 +375,8 @@ def __checkCreatedSettings__(settingsFolder):
         test.verify(os.path.isdir(f),
                     "Verifying whether folder '%s' has been created." % os.path.basename(f))
     for f in files:
-        fName = list(f.keys())[0]
-        fMinSize = list(f.values())[0]
+        fName = next(iter(f.keys()))
+        fMinSize = next(iter(f.values()))
         text = "created non-empty"
         if fMinSize > 0:
             text = "modified"
diff --git a/tests/system/suite_tools/tst_git_local/test.py b/tests/system/suite_tools/tst_git_local/test.py
index 9ce9a0b3164..450f3b58558 100644
--- a/tests/system/suite_tools/tst_git_local/test.py
+++ b/tests/system/suite_tools/tst_git_local/test.py
@@ -90,8 +90,8 @@ def __clickCommit__(count):
                 {"Author: %s, %s" % (id, time): True},
                 {"Committer: %s, %s" % (id, time): True}]
     for line, exp in zip(show.splitlines(), expected):
-        expLine = list(exp.keys())[0]
-        isRegex = list(exp.values())[0]
+        expLine = next(iter(exp.keys()))
+        isRegex = next(iter(exp.values()))
         if isRegex:
             test.verify(re.match(expLine, line), "Verifying commit header line '%s'" % line)
         else: