diff --git a/doc/conf.py b/doc/conf.py
index 9606067f..91da1f1b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -21,7 +21,7 @@
 # Read package version without importing it
 for line in open(os.path.join(os.path.dirname(os.path.abspath('.')), "tarantool", "__init__.py")):
     if line.startswith("__version__"):
-        exec line
+        exec(line)
         break
 
 # -- General configuration -----------------------------------------------------
diff --git a/test/cluster-py/multi.test.py b/test/cluster-py/multi.test.py
index 9cc42413..0db520b0 100644
--- a/test/cluster-py/multi.test.py
+++ b/test/cluster-py/multi.test.py
@@ -18,11 +18,11 @@
 def check_connection(con):
     try:
         s = con.space('test')
-        print s.select()
+        print(s.select())
     except NetworkError:
-        print 'NetworkError !'
+        print('NetworkError !')
     except Exception as e:
-        print e
+        print(e)
 
 
 # Start instances