diff --git a/test_absorber.py b/test_absorber.py
index 587664cae..3425ec943 100644
--- a/test_absorber.py
+++ b/test_absorber.py
@@ -159,6 +159,7 @@ def propagate_to_target(self, branch):
 
     def propagate_wrapper_to_target(self, branch):
         if branch["connections"][-1] == self.inl[0]:
+            branch["components"] += [self]
             return
 
         if self in branch["components"]:
diff --git a/test_desorber.py b/test_desorber.py
index 904a092b6..152f159d3 100644
--- a/test_desorber.py
+++ b/test_desorber.py
@@ -91,7 +91,7 @@ def fluid_deriv(self, increment_filter, k):
 
     def pressure_equality_func(self):
         residual = []
-        for c in self.outl :
+        for c in self.outl:
             residual += [c.p.val_SI - self.inl[0].p.val_SI]
         return residual
 
@@ -163,14 +163,16 @@ def start_branch(self):
         return branches
 
     def start_fluid_wrapper_branch(self):
-        outconn = self.outl[0]
-        branch = {
-            "connections": [outconn],
-            "components": [self]
-        }
-        outconn.target.propagate_wrapper_to_target(branch)
+        branches = {}
+        for outconn in self.outl:
+            branch = {
+                "connections": [outconn],
+                "components": [self]
+            }
+            outconn.target.propagate_wrapper_to_target(branch)
+            branches[outconn.label] = branch
 
-        return {outconn.label: branch}
+        return branches
 
     def propagate_to_target(self, branch):
         return