diff --git a/pillow_heif/_version.py b/pillow_heif/_version.py
index 902281b2..c6b53d45 100644
--- a/pillow_heif/_version.py
+++ b/pillow_heif/_version.py
@@ -1,3 +1,3 @@
 """Version of pillow_heif/pi_heif."""
 
-__version__ = "0.20.0.dev0"
+__version__ = "0.20.0"