diff --git a/PKG-INFO b/PKG-INFO
index 3d39c374d56b1d83a49b803065f0036f34a2f859..ff978cdcc9601e77dfdd4965952a9e112597f390 100644
--- a/PKG-INFO
+++ b/PKG-INFO
@@ -1,14 +1,14 @@
 Metadata-Version: 2.1
 Name: swh.model
-Version: 0.0.33
+Version: 0.0.34
 Summary: Software Heritage data model
 Home-page: https://forge.softwareheritage.org/diffusion/DMOD/
 Author: Software Heritage developers
 Author-email: swh-devel@inria.fr
 License: UNKNOWN
-Project-URL: Bug Reports, https://forge.softwareheritage.org/maniphest
 Project-URL: Funding, https://www.softwareheritage.org/donate
 Project-URL: Source, https://forge.softwareheritage.org/source/swh-model
+Project-URL: Bug Reports, https://forge.softwareheritage.org/maniphest
 Description: swh-model
         =========
         
diff --git a/swh.model.egg-info/PKG-INFO b/swh.model.egg-info/PKG-INFO
index 3d39c374d56b1d83a49b803065f0036f34a2f859..ff978cdcc9601e77dfdd4965952a9e112597f390 100644
--- a/swh.model.egg-info/PKG-INFO
+++ b/swh.model.egg-info/PKG-INFO
@@ -1,14 +1,14 @@
 Metadata-Version: 2.1
 Name: swh.model
-Version: 0.0.33
+Version: 0.0.34
 Summary: Software Heritage data model
 Home-page: https://forge.softwareheritage.org/diffusion/DMOD/
 Author: Software Heritage developers
 Author-email: swh-devel@inria.fr
 License: UNKNOWN
-Project-URL: Bug Reports, https://forge.softwareheritage.org/maniphest
 Project-URL: Funding, https://www.softwareheritage.org/donate
 Project-URL: Source, https://forge.softwareheritage.org/source/swh-model
+Project-URL: Bug Reports, https://forge.softwareheritage.org/maniphest
 Description: swh-model
         =========
         
diff --git a/swh/model/hypothesis_strategies.py b/swh/model/hypothesis_strategies.py
index 26d4a817cdb7f834cd3cfc12c7238296cf2baa93..59f821463e621f443dcd497b650c891980bee7c4 100644
--- a/swh/model/hypothesis_strategies.py
+++ b/swh/model/hypothesis_strategies.py
@@ -129,7 +129,7 @@ def contents(draw):
 
     return draw(builds(
         Content,
-        length=integers(0),
+        length=integers(min_value=0, max_value=2**63-1),
         sha1=sha1(),
         sha1_git=sha1_git(),
         sha256=binary(min_size=32, max_size=32),
diff --git a/version.txt b/version.txt
index 4d88e60adb09fdf158aaa9c6a58117136fe16bf0..60bb27fc5d722f6d7c0fab20fee11190695f5b98 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-v0.0.33-0-gf9641d2
\ No newline at end of file
+v0.0.34-0-g54490c9
\ No newline at end of file