diff --git a/example-project-file.md b/example-project-file.md
index ca870305..54fdcb92 100644
--- a/example-project-file.md
+++ b/example-project-file.md
@@ -11,8 +11,8 @@ predocmark: >
 media_dir: ./media
 docmark_alt: #
 predocmark_alt: <
-macros: TEST
-        LOGIC=.true.
+macro: TEST
+       LOGIC=.true.
 
 This is a project which I wrote. This file will provide the documents. I'm
 writing the body of the text here. It contains an overall description of the
diff --git a/ford/__init__.py b/ford/__init__.py
index 9bd18d85..54df5c6a 100644
--- a/ford/__init__.py
+++ b/ford/__init__.py
@@ -58,7 +58,7 @@ def main():
     parser.add_argument("--exclude",action="append",help="any files which should not be included in the documentation")
     parser.add_argument("--exclude_dir",action="append",help="any directories whose contents should not be included in the documentation")
     parser.add_argument("-e","--extensions",action="append",help="extensions which should be scanned for documentation (default: f90, f95, f03, f08)")
-    parser.add_argument("-m","--macros",action="append",help="preprocessor macro (and, optionally, its value) to be applied to files in need of preprocessing.")
+    parser.add_argument("-m","--macro",action="append",help="preprocessor macro (and, optionally, its value) to be applied to files in need of preprocessing.")
     parser.add_argument("-w","--warn",dest='warn',action='store_true',
                         help="display warnings for undocumented items")
     parser.add_argument("--no-warn",dest='warn',action='store_false',
@@ -103,7 +103,7 @@ def main():
                u'project_sourceforge',u'project_url',u'display',u'version',
                u'year',u'docmark',u'predocmark',u'docmark_alt',u'predocmark_alt',
                u'media_dir',u'favicon',u'warn',u'extra_vartypes',u'page_dir',
-               u'source',u'exclude_dir',u'macros',u'preprocess']
+               u'source',u'exclude_dir',u'macro',u'preprocess']
     defaults = {u'project_dir':       u'./src',
                 u'extensions':        [u"f90",u"f95",u"f03",u"f08",u"F90",
                                        u"F95",u"F03",u"F08"],
@@ -121,11 +121,11 @@ def main():
                 u'favicon':           'default-icon',
                 u'extra_vartypes':    [],
                 u'source':            'false',
-                u'macros':            [],
+                u'macro':            [],
                 u'preprocess':        'true',
                 u'warn':              'false',
                }
-    listopts = [u'extensions',u'display',u'extra_vartypes',u'project_dir',u'exclude',u'exclude_dir',u'macros']
+    listopts = [u'extensions',u'display',u'extra_vartypes',u'project_dir',u'exclude',u'exclude_dir',u'macro']
     
     for option in options:
         if hasattr(args,option) and getattr(args,option):
@@ -181,7 +181,7 @@ def main():
                 proj_data['display'], proj_data['exclude'], proj_data['exclude_dir'],
                 proj_data['docmark'], proj_data['predocmark'], proj_data['docmark_alt'],
                 proj_data['predocmark_alt'], warn, proj_data['extra_vartypes'],
-                fpp_ext, proj_data['macros'])
+                fpp_ext, proj_data['macro'])
     if len(project.files) < 1:
         print("Error: No source files with appropriate extension found in specified directory.")
         sys.exit(1)