diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8ed6b9a..5ecc590 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 
 ## Unreleased
+### ...
+- ...
+
+
+
+## [3.2.1] - 2018-08-20
 ### Fixed
 - Now writing `tiff` files with proper `axes` metadata.
 
@@ -303,6 +309,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 
 [Unreleased] https://github.com/ggirelli/gpseq-img-py
+[3.2.1] https://github.com/ggirelli/gpseq-img-py/releases/tag/v3.2.1
 [3.2.0] https://github.com/ggirelli/gpseq-img-py/releases/tag/v3.2.0
 [3.1.0] https://github.com/ggirelli/gpseq-img-py/releases/tag/v3.1.0
 [3.0.4] https://github.com/ggirelli/gpseq-img-py/releases/tag/v3.0.4
diff --git a/README.md b/README.md
index 07e7ee2..43e1fde 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-pyGPSeq v3.2.0
+pyGPSeq v3.2.1
 ===
 
 A Python3 package that provides tools to analyze images of GPSeq samples.
diff --git a/setup.py b/setup.py
index 0eeccb2..5bc8266 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
 	long_description = f.read()
 
 setup(name='pygpseq',
-	version='3.2.0',
+	version='3.2.1',
 	description='A GPSeq image analysis package',
 	long_description=long_description,
 	long_description_content_type='text/markdown',
@@ -38,7 +38,7 @@
 	keywords='microscopy image analysis bioimaging biology cell DNA',
 	packages=find_packages(),
 	install_requires=[
-		'ggc==0.0.3',
+		'ggc>=0.0.3',
 		'jinja2==2.10',
 		'joblib==0.11',
 		'matplotlib==2.2.2',