diff --git a/sphinx/builders/html.py b/sphinx/builders/html.py
index a1731b3a9..b7c63fc09 100644
--- a/sphinx/builders/html.py
+++ b/sphinx/builders/html.py
@@ -570,7 +570,7 @@ class StandaloneHTMLBuilder(Builder):
 
     def post_process_images(self, doctree):
         """
-        Pick the best candiate for an image and link down-scaled images to
+        Pick the best candidate for an image and link down-scaled images to
         their high res version.
         """
         Builder.post_process_images(self, doctree)
diff --git a/sphinx/environment.py b/sphinx/environment.py
index 064b71ae1..1229656a9 100644
--- a/sphinx/environment.py
+++ b/sphinx/environment.py
@@ -710,7 +710,7 @@ class BuildEnvironment:
         for node in doctree.traverse(nodes.image):
             # Map the mimetype to the corresponding image.  The writer may
             # choose the best image from these candidates.  The special key * is
-            # set if there is only single candiate to be used by a writer.
+            # set if there is only single candidate to be used by a writer.
             # The special key ? is set for nonlocal URIs.
             node['candidates'] = candidates = {}
             imguri = node['uri']