diff --git a/CHANGES b/CHANGES
index 292313f28..32f47789a 100644
--- a/CHANGES
+++ b/CHANGES
@@ -30,6 +30,7 @@ Features added
   value
 * :confval:`source_suffix` allows a mapping fileext to file types
 * Add :confval:`author` as a configuration value
+* #2852: imgconverter: Support to convert GIF to PNG
 
 Bugs fixed
 ----------
diff --git a/sphinx/ext/imgconverter.py b/sphinx/ext/imgconverter.py
index 95f579e36..8546593a7 100644
--- a/sphinx/ext/imgconverter.py
+++ b/sphinx/ext/imgconverter.py
@@ -28,6 +28,7 @@ logger = logging.getLogger(__name__)
 class ImagemagickConverter(ImageConverter):
     conversion_rules = [
         ('image/svg+xml', 'image/png'),
+        ('image/gif', 'image/png'),
         ('application/pdf', 'image/png'),
     ]
 
@@ -52,6 +53,10 @@ class ImagemagickConverter(ImageConverter):
         # type: (unicode, unicode) -> bool
         """Converts the image to expected one."""
         try:
+            if _from.lower().endswith('.gif'):
+                # when target is GIF format, pick the first frame
+                _from += '[0]'
+
             args = ([self.config.image_converter] +
                     self.config.image_converter_args +
                     [_from, _to])