preparing patch release
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d6917d..1975ac2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.9)
 
-project(fast_float VERSION 6.1.1 LANGUAGES CXX)
+project(fast_float VERSION 6.1.2 LANGUAGES CXX)
 set(FASTFLOAT_CXX_STANDARD 11 CACHE STRING "the C++ standard to use for fastfloat")
 set(CMAKE_CXX_STANDARD ${FASTFLOAT_CXX_STANDARD})
 option(FASTFLOAT_TEST "Enable tests" OFF)
diff --git a/README.md b/README.md
index b6240a7..98da296 100644
--- a/README.md
+++ b/README.md
@@ -379,7 +379,7 @@
 
 You may directly download automatically generated single-header files:
 
-https://github.com/fastfloat/fast_float/releases/download/v6.1.1/fast_float.h
+https://github.com/fastfloat/fast_float/releases/download/v6.1.2/fast_float.h
 
 ## RFC 7159
 
diff --git a/script/release.py b/script/release.py
index 36191c3..bfc3f2a 100755
--- a/script/release.py
+++ b/script/release.py
@@ -16,7 +16,7 @@
     return "\033[38;2;{};{};{}m{} \033[38;2;255;255;255m".format(r, g, b, text)
 
 def extractnumbers(s):
-    return tuple(map(int,re.findall("(\d+)\.(\d+)\.(\d+)",str(s))[0]))
+    return tuple(map(int,re.findall(r"(\d+)\.(\d+)\.(\d+)",str(s))[0]))
 
 def toversionstring(major, minor, rev):
     return str(major)+"."+str(minor)+"."+str(rev)
@@ -90,7 +90,7 @@
 
 
 for line in fileinput.input(cmakefile, inplace=1, backup='.bak'):
-    line = re.sub('project\(fast_float VERSION \d+\.\d+\.\d+ LANGUAGES CXX\)','project(fast_float VERSION '+newmajorversionstring+'.'+mewminorversionstring+'.'+newrevversionstring+" LANGUAGES CXX)", line.rstrip())
+    line = re.sub(r'project\(fast_float VERSION \d+\.\d+\.\d+ LANGUAGES CXX\)','project(fast_float VERSION '+newmajorversionstring+'.'+mewminorversionstring+'.'+newrevversionstring+" LANGUAGES CXX)", line.rstrip())
     print(line)
 
 print("modified "+cmakefile+", a backup was made")
@@ -100,7 +100,7 @@
 
 
 for line in fileinput.input(readmefile, inplace=1, backup='.bak'):
-    line = re.sub('https://github.com/fastfloat/fast_float/releases/download/v(\d+\.\d+\.\d+)/fast_float.h','https://github.com/fastfloat/fast_float/releases/download/v'+newmajorversionstring+'.'+mewminorversionstring+'.'+newrevversionstring+'/fast_float.h', line.rstrip())
+    line = re.sub(r'https://github.com/fastfloat/fast_float/releases/download/v(\d+\.\d+\.\d+)/fast_float.h','https://github.com/fastfloat/fast_float/releases/download/v'+newmajorversionstring+'.'+mewminorversionstring+'.'+newrevversionstring+'/fast_float.h', line.rstrip())
     print(line)
 
 print("modified "+readmefile+", a backup was made")