diff --git a/peptides/__init__.py b/peptides/__init__.py
index ba0adbe7..7fdd3d97 100644
--- a/peptides/__init__.py
+++ b/peptides/__init__.py
@@ -20,7 +20,7 @@
     _sum = sum
 
 __all__ = ["Peptide", "tables", "datasets"]
-__version__ = "0.3.3"
+__version__ = "0.3.3-post1"
 __author__ = "Martin Larralde <martin.larralde@embl.de>"
 __license__ = "GPLv3"
 __credits__ = """