diff --git a/lib/galaxy/dependencies/__init__.py b/lib/galaxy/dependencies/__init__.py
index 437e5e82ee2..95011848eaf 100644
--- a/lib/galaxy/dependencies/__init__.py
+++ b/lib/galaxy/dependencies/__init__.py
@@ -290,7 +290,7 @@ class ConditionalDependencies:
 
     def check_pydyf(self):
         # See notes in ./conditional-requirements.txt for more information.
-        return os.environ.get("GALAXY_DEPENDENCIES_INSTALL_WEASYPRINT") == "1" and sys.version_info < (3, 9)
+        return os.environ.get("GALAXY_DEPENDENCIES_INSTALL_WEASYPRINT") == "1"
 
     def check_custos_sdk(self):
         return "custos" == self.vault_type
diff --git a/lib/galaxy/dependencies/conditional-requirements.txt b/lib/galaxy/dependencies/conditional-requirements.txt
index 67693579b10..ee55dac30c1 100644
--- a/lib/galaxy/dependencies/conditional-requirements.txt
+++ b/lib/galaxy/dependencies/conditional-requirements.txt
@@ -61,7 +61,7 @@ weasyprint>=61.2
 # not compatible with the last weasyprint version that still supports python 3.8.
 # This dependency is ignored on python >= 3.9 and should be removed when deprecating
 # support for python 3.8.
-pydyf==0.10.0
+pydyf<0.12; python_version<"3.9"
 
 # AWS Batch runner
 boto3