diff --git a/waflib/Context.py b/waflib/Context.py
index 888091df..c30bbc0d 100644
--- a/waflib/Context.py
+++ b/waflib/Context.py
@@ -607,13 +607,13 @@ class Context(ctx):
 		Logs.pprint(color, msg)
 
 	def load_special_tools(self, var, ban=[]):
-		r"""
+		"""
 		Loads third-party extensions modules for certain programming languages
 		by trying to list certain files in the extras/ directory. This method
 		is typically called once for a programming language group, see for
 		example :py:mod:`waflib.Tools.compiler_c`
 
-		:param var: glob expression, for example 'cxx\_\*.py'
+		:param var: glob expression, for example 'cxx\\_\\*.py'
 		:type var: string
 		:param ban: list of exact file names to exclude
 		:type ban: list of string
diff --git a/waflib/Tools/c_config.py b/waflib/Tools/c_config.py
index 60cc0ecd..d546be95 100644
--- a/waflib/Tools/c_config.py
+++ b/waflib/Tools/c_config.py
@@ -239,7 +239,7 @@ def validate_cfg(self, kw):
 
 @conf
 def exec_cfg(self, kw):
-	r"""
+	"""
 	Executes ``pkg-config`` or other ``-config`` applications to collect configuration flags:
 
 	* if atleast_pkgconfig_version is given, check that pkg-config has the version n and return
@@ -250,9 +250,9 @@ def exec_cfg(self, kw):
 	:type atleast_pkgconfig_version: string
 	:param package: package name, for example *gtk+-2.0*
 	:type package: string
-	:param uselib_store: if the test is successful, define HAVE\_*name*. It is also used to define *conf.env.FLAGS_name* variables.
+	:param uselib_store: if the test is successful, define HAVE\\_*name*. It is also used to define *conf.env.FLAGS_name* variables.
 	:type uselib_store: string
-	:param modversion: if provided, return the version of the given module and define *name*\_VERSION
+	:param modversion: if provided, return the version of the given module and define *name*\\_VERSION
 	:type modversion: string
 	:param args: arguments to give to *package* when retrieving flags
 	:type args: list of string
diff --git a/waflib/Tools/qt5.py b/waflib/Tools/qt5.py
index 52a85f4c..9f432801 100644
--- a/waflib/Tools/qt5.py
+++ b/waflib/Tools/qt5.py
@@ -305,7 +305,7 @@ def process_mocs(self):
 @feature('qt5')
 @after_method('apply_link')
 def apply_qt5(self):
-	r"""
+	"""
 	Adds MOC_FLAGS which may be necessary for moc::
 
 		def build(bld):
@@ -313,11 +313,11 @@ def apply_qt5(self):
 
 	The additional parameters are:
 
-	:param lang: list of translation files (\*.ts) to process
+	:param lang: list of translation files (\\*.ts) to process
 	:type lang: list of :py:class:`waflib.Node.Node` or string without the .ts extension
-	:param update: whether to process the C++ files to update the \*.ts files (use **waf --translate**)
+	:param update: whether to process the C++ files to update the \\*.ts files (use **waf --translate**)
 	:type update: bool
-	:param langname: if given, transform the \*.ts files into a .qrc files to include in the binary file
+	:param langname: if given, transform the \\*.ts files into a .qrc files to include in the binary file
 	:type langname: :py:class:`waflib.Node.Node` or string without the .qrc extension
 	"""
 	if getattr(self, 'lang', None):
diff --git a/waflib/extras/pyqt5.py b/waflib/extras/pyqt5.py
index 2f9dc23d..80f43b88 100644
--- a/waflib/extras/pyqt5.py
+++ b/waflib/extras/pyqt5.py
@@ -108,12 +108,12 @@ def add_pylang(self, node):
 
 @feature('pyqt5')
 def apply_pyqt5(self):
-	r"""
+	"""
 	The additional parameters are:
 
-	:param lang: list of translation files (\*.ts) to process
+	:param lang: list of translation files (\\*.ts) to process
 	:type lang: list of :py:class:`waflib.Node.Node` or string without the .ts extension
-	:param langname: if given, transform the \*.ts files into a .qrc files to include in the binary file
+	:param langname: if given, transform the \\*.ts files into a .qrc files to include in the binary file
 	:type langname: :py:class:`waflib.Node.Node` or string without the .qrc extension
 	"""
 	if getattr(self, 'lang', None):
diff --git a/waflib/extras/qt4.py b/waflib/extras/qt4.py
index b064f9e3..d19a4dda 100644
--- a/waflib/extras/qt4.py
+++ b/waflib/extras/qt4.py
@@ -282,7 +282,7 @@ def add_lang(self, node):
 @feature('qt4')
 @after_method('apply_link')
 def apply_qt4(self):
-	r"""
+	"""
 	Add MOC_FLAGS which may be necessary for moc::
 
 		def build(bld):
@@ -290,11 +290,11 @@ def apply_qt4(self):
 
 	The additional parameters are:
 
-	:param lang: list of translation files (\*.ts) to process
+	:param lang: list of translation files (\\*.ts) to process
 	:type lang: list of :py:class:`waflib.Node.Node` or string without the .ts extension
-	:param update: whether to process the C++ files to update the \*.ts files (use **waf --translate**)
+	:param update: whether to process the C++ files to update the \\*.ts files (use **waf --translate**)
 	:type update: bool
-	:param langname: if given, transform the \*.ts files into a .qrc files to include in the binary file
+	:param langname: if given, transform the \\*.ts files into a .qrc files to include in the binary file
 	:type langname: :py:class:`waflib.Node.Node` or string without the .qrc extension
 	"""
 	if getattr(self, 'lang', None):