diff --git a/matlab_wrapper/matlab_session.py b/matlab_wrapper/matlab_session.py
index <HASH>..<HASH> 100644
--- a/matlab_wrapper/matlab_session.py
+++ b/matlab_wrapper/matlab_session.py
@@ -278,7 +278,7 @@ def load_engine_and_libs(matlab_root, options):
         if bits == '64bit':
             lib_dir = join(matlab_root, "bin", "glnxa64")
         else:
-            unsupported_paltform()
+            unsupported_platforms()
 
         libeng = Library(
             join(lib_dir, 'libeng.so')
@@ -297,7 +297,7 @@ def load_engine_and_libs(matlab_root, options):
         if bits == '64bit':
             lib_dir = join(matlab_root, "bin", "win64")
         else:
-            unsupported_paltform()
+            unsupported_platforms()
 
         if lib_dir not in os.environ['PATH']:
             os.environ['PATH'] = lib_dir + ';' + os.environ['PATH']
@@ -312,7 +312,7 @@ def load_engine_and_libs(matlab_root, options):
         if bits == '64bit':
             lib_dir = join(matlab_root, "bin", "maci64")
         else:
-            unsupported_paltform(system,bits)
+            unsupported_platforms(system,bits)
 
         libeng = Library(
             join(lib_dir, 'libeng.dylib')
@@ -328,7 +328,7 @@ def load_engine_and_libs(matlab_root, options):
 
 
     else:
-        unsupported_paltform()
+        unsupported_platforms()
unsupported_platforms typo (thanks to Magnus Graf)