diff --git a/tests/system/settings/windows/QtProject/qtcreator/debuggers.xml b/tests/system/settings/windows/QtProject/qtcreator/debuggers.xml
index b8d5b705e11..64016440ae7 100644
--- a/tests/system/settings/windows/QtProject/qtcreator/debuggers.xml
+++ b/tests/system/settings/windows/QtProject/qtcreator/debuggers.xml
@@ -4,23 +4,6 @@
 <qtcreator>
  <data>
   <variable>DebuggerItem.0</variable>
-  <valuemap type="QVariantMap">
-   <valuelist type="QVariantList" key="Abis">
-    <value type="QString">x86-windows-msvc2015-pe-SQUISH_DEBUGGER_BITNESSbit</value>
-   </valuelist>
-   <value type="bool" key="AutoDetected">true</value>
-   <value type="QString" key="AutoDetectionSource"></value>
-   <value type="QString" key="Binary">C:/Program Files (x86)/Windows Kits/10/Debuggers/SQUISH_DEBUGGER_ARCHITECTURE/cdb.exe</value>
-   <value type="QString" key="DisplayName">Auto-detected CDB at C:\Program Files (x86)\Windows Kits\10\Debuggers\SQUISH_DEBUGGER_ARCHITECTURE\cdb.exe</value>
-   <value type="int" key="EngineType">4</value>
-   <value type="QString" key="Id">{1b25f20a-d584-4fb7-85b3-74dd15b82f6f}</value>
-   <value type="QDateTime" key="LastModified"></value>
-   <value type="QString" key="Version"></value>
-   <value type="QString" key="WorkingDirectory"></value>
-  </valuemap>
- </data>
- <data>
-  <variable>DebuggerItem.1</variable>
   <valuemap type="QVariantMap">
    <valuelist type="QVariantList" key="Abis">
     <value type="QString">x86-windows-msys-pe-unknown</value>
@@ -36,7 +19,7 @@
  </data>
  <data>
   <variable>DebuggerItem.Count</variable>
-  <value type="int">2</value>
+  <value type="int">1</value>
  </data>
  <data>
   <variable>Version</variable>
diff --git a/tests/system/settings/windows/QtProject/qtcreator/profiles.xml b/tests/system/settings/windows/QtProject/qtcreator/profiles.xml
index 1a46caa099c..ecb22a0459b 100644
--- a/tests/system/settings/windows/QtProject/qtcreator/profiles.xml
+++ b/tests/system/settings/windows/QtProject/qtcreator/profiles.xml
@@ -37,7 +37,6 @@
    <value type="QString" key="PE.Profile.AutoDetectionSource"></value>
    <valuemap type="QVariantMap" key="PE.Profile.Data">
     <value type="QString" key="Android.GdbServer.Information"></value>
-    <value type="QString" key="Debugger.Information">{1b25f20a-d584-4fb7-85b3-74dd15b82f6f}</value>
     <value type="QString" key="PE.Profile.Device">Desktop Device</value>
     <value type="QByteArray" key="PE.Profile.DeviceType">Desktop</value>
     <valuelist type="QVariantList" key="PE.Profile.Environment"/>
@@ -65,7 +64,6 @@
    <valuemap type="QVariantMap" key="PE.Profile.Data">
     <value type="QString"></value>
     <value type="QString" key="Android.GdbServer.Information"></value>
-    <value type="QString" key="Debugger.Information">{1b25f20a-d584-4fb7-85b3-74dd15b82f6f}</value>
     <value type="QString" key="PE.Profile.Device">Desktop Device</value>
     <value type="QByteArray" key="PE.Profile.DeviceType">Desktop</value>
     <valuelist type="QVariantList" key="PE.Profile.Environment">
@@ -94,7 +92,6 @@
    <value type="bool" key="PE.Profile.AutoDetected">false</value>
    <value type="QString" key="PE.Profile.AutoDetectionSource"></value>
    <valuemap type="QVariantMap" key="PE.Profile.Data">
-    <value type="QString" key="Debugger.Information">{1b25f20a-d584-4fb7-85b3-74dd15b82f6f}</value>
     <value type="QString" key="PE.Profile.Device">Desktop Device</value>
     <value type="QString" key="PE.Profile.DeviceType">Desktop</value>
     <valuemap type="QVariantMap" key="PE.Profile.ToolChainsV3">
diff --git a/tests/system/shared/qtcreator.py b/tests/system/shared/qtcreator.py
index f1d4078fb52..12d6fc364b8 100644
--- a/tests/system/shared/qtcreator.py
+++ b/tests/system/shared/qtcreator.py
@@ -201,31 +201,6 @@ def substituteDefaultCompiler(settingsDir):
         __substitute__(qtversion, "SQUISH_DEFAULT_COMPILER", compiler)
         test.log("Injected default compiler '%s' to qtversion.xml..." % compiler)
 
-def substituteCdb(settingsDir):
-    def canUse64bitCdb():
-        try:
-            serverIni = readFile(os.path.join(os.getenv("APPDATA"), "froglogic",
-                                              "Squish", "ver1", "server.ini"))
-            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:
-            test.fatal("Something went wrong when determining debugger bitness",
-                       "Did Squish's file structure change? Guessing 32-bit cdb can be used...")
-            return True
-
-    if canUse64bitCdb():
-        architecture = "x64"
-        bitness = "64"
-    else:
-        architecture = "x86"
-        bitness = "32"
-    debuggers = os.path.join(settingsDir, "QtProject", 'qtcreator', 'debuggers.xml')
-    __substitute__(debuggers, "SQUISH_DEBUGGER_ARCHITECTURE", architecture)
-    __substitute__(debuggers, "SQUISH_DEBUGGER_BITNESS", bitness)
-    test.log("Injected architecture '%s' and bitness '%s' in cdb path..." % (architecture, bitness))
-
 
 def substituteMsvcPaths(settingsDir, version, targetBitness=64):
     if not version in ['2017', '2019']:
@@ -298,7 +273,6 @@ def copySettingsToTmpDir(destination=None, omitFiles=[]):
         substituteTildeWithinQtVersion(tmpSettingsDir)
         substituteDefaultCompiler(tmpSettingsDir)
     elif platform.system() in ('Windows', 'Microsoft'):
-        substituteCdb(tmpSettingsDir)
         substituteMsvcPaths(tmpSettingsDir, '2017', 64)
         substituteMsvcPaths(tmpSettingsDir, '2017', 32)
         substituteMsvcPaths(tmpSettingsDir, '2019', 64)