diff --git a/test/lit.cfg b/test/lit.cfg
index f15777c9991..3ba4c993ef6 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -45,22 +45,22 @@ if llvm_obj_root is not None:
                                      config.environment['PATH']))
         config.environment['PATH'] = path
 
-# Propogate 'HOME' through the environment.
+# Propagate 'HOME' through the environment.
 if 'HOME' in os.environ:
     config.environment['HOME'] = os.environ['HOME']
 
-# Propogate 'INCLUDE' through the environment.
+# Propagate 'INCLUDE' through the environment.
 if 'INCLUDE' in os.environ:
     config.environment['INCLUDE'] = os.environ['INCLUDE']
 
-# Propogate 'LIB' through the environment.
+# Propagate 'LIB' through the environment.
 if 'LIB' in os.environ:
     config.environment['LIB'] = os.environ['LIB']
 
-# Propogate LLVM_SRC_ROOT into the environment.
+# Propagate LLVM_SRC_ROOT into the environment.
 config.environment['LLVM_SRC_ROOT'] = getattr(config, 'llvm_src_root', '')
 
-# Propogate PYTHON_EXEUTABLE into the environment
+# Propagate PYTHON_EXECUTABLE into the environment
 config.environment['PYTHON_EXECUTABLE'] = getattr(config, 'python_executable',
                                                   '')