diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6b1149ea..87b9656f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [3.8, 3.9, 3.12]
-        spack-version: [0.21.2, 0.22.0, develop]
+        spack-version: [0.21.2, 0.22.0, 0.22.1, develop]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
@@ -65,7 +65,9 @@ jobs:
       run: |
         ls -lh "$PWD/spack"
         ls -lh "$PWD/spack/.github/"
-        cp ${GITHUB_WORKSPACE}/spack/.github/workflows/style/requirements.txt "$PWD"
+        if [ -f ${GITHUB_WORKSPACE}/spack/.github/workflows/style/requirements.txt]; cp ${GITHUB_WORKSPACE}/spack/.github/workflows/style/requirements.txt "$PWD"; fi
+        # breaking change https://github.com/spack/spack/pull/45037
+        if [ -f ${GITHUB_WORKSPACE}/spack/.github/workflows/requirements/style/requirements.txt]; cp ${GITHUB_WORKSPACE}/spack/.github/workflows/requirements/style/requirements.txt "$PWD"; fi
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Install extension
@@ -78,7 +80,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [3.8, 3.9]
-        spack-version: [0.21.2, 0.22.0, develop]
+        spack-version: [0.21.2, 0.22.0, 0.22.1, develop]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/manager/__init__.py b/manager/__init__.py
index 7969510e..257e0b8f 100644
--- a/manager/__init__.py
+++ b/manager/__init__.py
@@ -77,7 +77,6 @@ def remove_project_via_index(index):
         config_yaml["spack-manager"]["projects"].pop(index)
         write_config()
     else:
-        breakpoint()
         raise MissingProjectException("No project is registered with the index {0}".format(index))
 
 
diff --git a/manager/environment_utils.py b/manager/environment_utils.py
index 1ae872eb..8f777b8b 100644
--- a/manager/environment_utils.py
+++ b/manager/environment_utils.py
@@ -8,6 +8,8 @@
 import spack.environment.environment as senv
 
 
+__attrs__ = ["configuration", "pristine_configuration"]
+
 # TODO spack version dependent code
 class SpackManagerEnvironmentManifest(senv.EnvironmentManifestFile):
     """Spack-Manager extension to the manifest file for prototyping"""
@@ -20,14 +22,18 @@ def set_config_value(self, root, key, value=None):
             key: next level where we will be updating
             value: value to set
         """
-        if value:
-            if root not in self.configuration:
-                self.configuration[root] = {}
-            self.configuration.get(root, {})[key] = value
-        else:
-            self.configuration[root] = key
-
-        self.changed = True
+        for attr in __attrs__:
+            if hasattr(self, attr):
+                configuration = getattr(self, attr)
+            else:
+                continue
+            if value:
+                if root not in configuration:
+                    configuration[root] = {}
+                configuration.get(root, {})[key] = value
+            else:
+                configuration[root] = key
+            self.changed = True
 
     def append_includes(self, value):
         """Add to the includes in the manifest
@@ -35,10 +41,15 @@ def append_includes(self, value):
         Args:
             value: value to add at the end of the list
         """
-        if "include" not in self.configuration:
-            self.configuration["include"] = []
-        self.configuration.get("include", []).append(value)
-        self.changed = True
+        for attr in __attrs__:
+            if hasattr(self, attr):
+                configuration = getattr(self, attr)
+            else:
+                continue
+            if "include" not in configuration:
+                configuration["include"] = []
+            configuration.get("include", []).append(value)
+            self.changed = True
 
     def prepend_includes(self, value):
         """Add to the includes in the manifest
@@ -46,7 +57,12 @@ def prepend_includes(self, value):
         Args:
             value: value to add at the beginning of the list
         """
-        if "include" not in self.configuration:
-            self.configuration["include"] = []
-        self.configuration.get("include", [])[:0] = [value]
-        self.changed = True
+        for attr in __attrs__:
+            if hasattr(self, attr):
+                configuration = getattr(self, attr)
+            else:
+                continue
+            if "include" not in configuration:
+                configuration["include"] = []
+            configuration.get("include", [])[:0] = [value]
+            self.changed = True