diff --git a/rethinkdb/version.py b/rethinkdb/version.py
index bf0c23cc..572868c2 100644
--- a/rethinkdb/version.py
+++ b/rethinkdb/version.py
@@ -15,4 +15,4 @@
 # This file incorporates work covered by the following copyright:
 # Copyright 2010-2016 RethinkDB, all rights reserved.
 
-VERSION = "2.4.11+source"
+VERSION = "2.4.10.post1+source"
diff --git a/scripts/convert_protofile.py b/scripts/convert_protofile.py
index 98f676e3..ec80b3e8 100644
--- a/scripts/convert_protofile.py
+++ b/scripts/convert_protofile.py
@@ -86,9 +86,9 @@ def convertFile(inputFile, outputFile, language):
     assert(outputFile is not None and hasattr(outputFile, 'write'))
     assert(language in languageDefs)
 
-    messageRegex = re.compile('\s*(message|enum) (?P<name>\w+) \{')
-    valueRegex = re.compile('\s*(?P<name>\w+)\s*=\s*(?P<value>\w+)')
-    endRegex = re.compile('\s*\}')
+    messageRegex = re.compile(r'\s*(message|enum) (?P<name>\w+) \{')
+    valueRegex = re.compile(r'\s*(?P<name>\w+)\s*=\s*(?P<value>\w+)')
+    endRegex = re.compile(r'\s*\}')
 
     indentLevel = languageDefs[language]["initialIndentLevel"]
     lastIndentLevel = languageDefs[language]["initialIndentLevel"] - 1
diff --git a/setup.py b/setup.py
index 23f505e2..ded5627f 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
 
 
 RETHINKDB_VERSION_DESCRIBE = os.environ.get("RETHINKDB_VERSION_DESCRIBE")
-VERSION_RE = r"(?P<major>[0-9]+)\.(?P<minor>[0-9]+)\.(?P<patch>[0-9]+)(?P<pre_release>:-([0-9A-Za-z-]+(?:\.[0-9A-Za-z-]+)*))?(?P<meta>:\+[0-9A-Za-z-]+)?"
+VERSION_RE = r"(?P<major>0|[1-9]\d*)\.(?P<minor>0|[1-9]\d*)\.(?P<patch>0|[1-9]\d*)\.(?P<post>post[1-9]\d*)"
 
 with open("rethinkdb/version.py", "r") as f:
     version_parts = re.search(VERSION_RE, f.read()).groups()