diff --git a/staging/patchinstall.py b/staging/patchinstall.py
index 04e51de8..8d59b70f 100755
--- a/staging/patchinstall.py
+++ b/staging/patchinstall.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python3
 
 # Copyright (C) 2020 Zebediah Figura
 #
@@ -33,7 +33,7 @@ applied = []
 patch_data = ''
 
 def usage():
-    print '''
+    print('''
 Usage: ./staging/patchinstall.py [options] [patchset ...]
 
 Applies all Wine-Staging patch sets, or each specified patch set plus its
@@ -57,10 +57,10 @@ Options:
     -r, --rebase-mode           alias for --backend=git-am-C1 --no-autoconf
     -d, --destdir=<path>        install to <path> (defaults to current working directory)
     --upstream-commit           print the Wine commit hash and exit
-'''
+''')
 
 def run(*args, **kwargs):
-    print ' '.join(args[0])
+    print(' '.join(args[0]))
     return subprocess.call(*args, **kwargs)
 
 # return a patch to be shoved in patchlist below
@@ -82,7 +82,7 @@ def apply_patch(patch):
         return run(['git','-C',winedir,'am','-C1',patch])
     elif backend == 'patch':
         with open(patch) as f:
-            print patchdir+'/gitapply.sh <',patch
+            print(patchdir+'/gitapply.sh <',patch)
             return subprocess.call([patchdir+'/gitapply.sh'],stdin=f)
     elif backend == 'git-apply':
         return run(['git','-C',winedir,'apply','--index',patch])
@@ -91,7 +91,7 @@ def run_autoconf(patch):
     if not force_autoconf: return
 
     if backend != 'git-am' and backend != 'git-am-C1':
-        print 'Warning: ignoring --force-autoconf for backend ',backend
+        print('Warning: ignoring --force-autoconf for backend ',backend)
 
     need_autoreconf = False
     need_make_requests = False
@@ -138,7 +138,7 @@ def apply_set(patchlist, name):
         if patch.endswith('.patch') and patch.startswith('0'):
             patch_file = patchdir + '/' + name + '/' + patch
             if apply_patch(patch_file):
-                print 'Failed to apply patch %s/%s' %(name, patch)
+                print('Failed to apply patch %s/%s' %(name, patch))
                 return False
             run_autoconf(patch_file)
             add_patch_data(patch_file)
@@ -150,7 +150,7 @@ def add_patchset(patchlist, name):
     if os.path.isdir(path):
         deps = parse_def_file(name, path + '/definition')
         if deps == None:
-            print 'Error: attempt to apply %s, but it is disabled.' %name
+            print('Error: attempt to apply %s, but it is disabled.' %name)
             sys.exit(1)
         patchlist[name] = deps
         for dep in deps: add_patchset(patchlist, dep)
@@ -174,7 +174,7 @@ def main():
                  'upstream-commit',
                  'version'])
     except getopt.GetoptError as err:
-        print str(err)
+        print(str(err))
         sys.exit(2)
 
     for o, a in opts:
@@ -183,9 +183,9 @@ def main():
             sys.exit(0)
         elif o == '-v' or o == '--version':
             with open(stagingdir + 'staging/VERSION') as f:
-                print f.read().rstrip()
-            print 'wine-staging is distributed under the GNU LGPL 2.1.'
-            print 'See individual files for copyright information.'
+                print(f.read().rstrip())
+            print('wine-staging is distributed under the GNU LGPL 2.1.')
+            print('See individual files for copyright information.')
             sys.exit(0)
         elif o == '-r' or o == '--rebase-mode':
             no_autoconf = True
@@ -211,7 +211,7 @@ def main():
             ignore_missing = True
         elif o == '--upstream-commit':
             with open(stagingdir + 'staging/upstream-commit') as f:
-                print f.read().rstrip();
+                print(f.read().rstrip());
             sys.exit(0)
 
     for a in args: add_patchset(patchlist, a)
@@ -219,11 +219,11 @@ def main():
     for p in excluded: del patchlist[p]
 
     if not os.access(winedir + '/tools/make_requests', os.F_OK):
-        print "Target directory '%s' does not point to a Wine tree." %winedir
+        print("Target directory '%s' does not point to a Wine tree." %winedir)
         sys.exit(1)
 
     if not patchlist:
-        print 'No patches specified, either use -a or specify one or more patch sets as arguments.'
+        print('No patches specified, either use -a or specify one or more patch sets as arguments.')
         sys.exit(1)
 
     # Check that all of our dependencies exist
@@ -232,10 +232,10 @@ def main():
         for d in deps:
             if d not in patchlist:
                 if not ignore_missing:
-                    print 'Error: unknown or disabled dependency %s of %s.' %(d,p)
+                    print('Error: unknown or disabled dependency %s of %s.' %(d,p))
                     sys.exit(1)
                 else:
-                    print 'Warning: unknown or disabled dependency %s of %s.' %(d,p)
+                    print('Warning: unknown or disabled dependency %s of %s.' %(d,p))
 
     # Now try to apply each patch
     for p in sorted(patchlist.keys()):