diff --git a/share/qtcreator/debugger/dumper.py b/share/qtcreator/debugger/dumper.py
index 16dc5d2d52c..158a75691db 100644
--- a/share/qtcreator/debugger/dumper.py
+++ b/share/qtcreator/debugger/dumper.py
@@ -421,6 +421,16 @@ class DumperBase:
         self.childrenPrefix = 'children=['
         self.childrenSuffix = '],'
 
+        self.dumpermodules = [
+            "qttypes",
+            "stdtypes",
+            "misctypes",
+            "boosttypes",
+            "creatortypes",
+            "personaltypes",
+        ]
+
+
     def putNewline(self):
         pass
 
@@ -1668,7 +1678,7 @@ class DumperBase:
         self.qqEditable = {}
         self.typeCache = {}
 
-        for mod in dumpermodules:
+        for mod in self.dumpermodules:
             m = importlib.import_module(mod)
             dic = m.__dict__
             for name in dic.keys():
@@ -1688,7 +1698,7 @@ class DumperBase:
         return result
 
     def reloadDumper(self):
-        for mod in dumpermodules:
+        for mod in self.dumpermodules:
             m = sys.modules[mod]
             if sys.version_info[0] >= 3:
                 importlib.reload(m)
@@ -1697,6 +1707,11 @@ class DumperBase:
 
         findDumperFunctions()
 
+    def addDumperModule(self, path):
+        (head, tail) = os.path.split(path)
+        sys.path.insert(1, head)
+        self.dumpermodules.append(os.path.splitext(tail)[0])
+
 # Some "Enums"
 
 # Encodings. Keep that synchronized with DebuggerEncoding in debuggerprotocol.h
@@ -1742,12 +1757,3 @@ DisplayUtf8String \
     = range(6)
 
 
-dumpermodules = [
-    "qttypes",
-    "stdtypes",
-    "misctypes",
-    "boosttypes",
-    "creatortypes",
-    "personaltypes",
-]
-
diff --git a/share/qtcreator/debugger/gdbbridge.py b/share/qtcreator/debugger/gdbbridge.py
index 061ff9a239b..8840f606d1e 100644
--- a/share/qtcreator/debugger/gdbbridge.py
+++ b/share/qtcreator/debugger/gdbbridge.py
@@ -2012,10 +2012,7 @@ registerCommand("stackListFrames", stackListFrames)
 #######################################################################
 
 def addExtraDumper(args):
-    (head, tail) = os.path.split(args)
-    sys.path.insert(1, head)
-    dumpermodules.append(os.path.splitext(tail)[0])
-    return str((head, tail))
+    theDumper.addDumperModule(args)
 
 registerCommand("addExtraDumper", addExtraDumper)
 
diff --git a/share/qtcreator/debugger/lldbbridge.py b/share/qtcreator/debugger/lldbbridge.py
index 630e1fe00f0..8ac4413d512 100644
--- a/share/qtcreator/debugger/lldbbridge.py
+++ b/share/qtcreator/debugger/lldbbridge.py
@@ -43,12 +43,6 @@ currentDir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentfram
 sys.path.insert(1, currentDir)
 
 from dumper import *
-from qttypes import *
-from stdtypes import *
-from misctypes import *
-from boosttypes import *
-from creatortypes import *
-from personaltypes import *
 
 lldbCmd = 'lldb'
 if len(sys.argv) > 1:
@@ -1579,10 +1573,7 @@ class Dumper(DumperBase):
         self.report('success="%d",output="%s",error="%s"' % (success, output, error))
 
     def addExtraDumper(self, args):
-        path = args['path']
-        (head, tail) = os.path.split(path)
-        sys.path.insert(1, head)
-        dumpermodules.append(os.path.splitext(tail)[0])
+        addDumperModule(args['path'])
         self.report('ok')
 
     def updateData(self, args):