diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08cebec..d67ae1a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,18 @@
 # Changelog
 
 
-## 0.2.0
+## 0.2.1
+
+### Changes
+
+* Fill in missing sun instrument data. [Ben Dalling]
+
+### Fix
+
+* Correct changelog. [Ben Dalling]
+
+
+## 0.2.0 (2024-05-01)
 
 ### New
 
diff --git a/Makefile b/Makefile
index 6a8f234..27d44ed 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 .EXPORT_ALL_VARIABLES:
 
-GIT_TAG = 0.2.0
+GIT_TAG = 0.2.1
 
 all: lint build test