diff --git a/ContainerRecipe/extract.py b/ContainerRecipe/extract.py
index d3242bc..9be4498 100644
--- a/ContainerRecipe/extract.py
+++ b/ContainerRecipe/extract.py
@@ -63,20 +63,21 @@
 
 # Step 3: Extract Container Things! First, the recipe file
 
-from spython.main.parse import DockerRecipe
-parser = DockerRecipe(dockerfile)
+from spython.main.parse.parsers.docker import DockerParser
+docker_recipe = DockerParser(dockerfile).parse()
+
 
 # containerRecipe.properties
 
 containerRecipe.add_property('version', containerRecipe.version)
-containerRecipe.add_property('labels', parser.labels) # currently lists
-containerRecipe.add_property('environment', parser.environ) # currently a list
-containerRecipe.add_property('entrypoint', parser.entrypoint)
+containerRecipe.add_property('labels', docker_recipe.labels) # currently lists
+containerRecipe.add_property('environment', docker_recipe.environ) # currently a list
+containerRecipe.add_property('entrypoint', docker_recipe.entrypoint)
 containerRecipe.add_property('description', 'A Dockerfile build recipe')
 
 # This would be extracted at build --> push time, so we know the uri.
 containerRecipe.add_property('name', "toasterlint/storjshare-cli")
-containerRecipe.add_property('ContainerImage', parser.fromHeader)
+containerRecipe.add_property('ContainerImage', docker_recipe.fromHeader)
 
 
 # Step 4: Validate Data Structure
@@ -96,12 +97,10 @@
 response = run_command(['docker', 'inspect', uri]) # Inspect
 if response['return_code'] == 0:
     manifest = json.loads(response['message'])[0]
-    
-
-# Add more (not required) fields - some of these belon with ContainerImage
-containerRecipe.add_property('operatingSystem', manifest['Os']) 
-containerRecipe.add_property('softwareVersion', manifest['Id'])  # shasum
-containerRecipe.add_property('identifier', manifest['RepoTags']) # tag
+    # Add more (not required) fields - some of these belon with ContainerImage
+    containerRecipe.add_property('operatingSystem', manifest['Os']) 
+    containerRecipe.add_property('softwareVersion', manifest['Id'])  # shasum
+    containerRecipe.add_property('identifier', manifest['RepoTags']) # tag
 
 # Note to readers - we can parse a ContainerRecipe from a manifest!
 # manifest['ContainerConfig'] And it has a name! Hmm.
diff --git a/ImageDefinition/extract.py b/ImageDefinition/extract.py
index bdbb83a..94affbf 100644
--- a/ImageDefinition/extract.py
+++ b/ImageDefinition/extract.py
@@ -63,8 +63,9 @@
 
 # Step 3: Extract Container Things! First, the recipe file
 
-from spython.main.parse import DockerRecipe
-parser = DockerRecipe(dockerfile)
+from spython.main.parse.parsers.docker import DockerParser
+docker_recipe = DockerParser(dockerfile).parse()
+
 
 # See definitions at containerRecipe._properties.keys()
 
@@ -72,13 +73,13 @@
 # containerRecipe.properties
 
 containerRecipe.add_property('version', containerRecipe.version)
-containerRecipe.add_property('environment', parser.environ) # currently a list
-containerRecipe.add_property('entrypoint', parser.entrypoint)
+containerRecipe.add_property('environment', docker_recipe.environ) # currently a list
+containerRecipe.add_property('entrypoint', docker_recipe.entrypoint)
 containerRecipe.add_property('description', 'A Dockerfile build recipe')
 
 # This would be extracted at build --> push time, so we know the uri.
 containerRecipe.add_property('name', "vanessa/sregistry")
-containerRecipe.add_property('ContainerImage', parser.fromHeader)
+containerRecipe.add_property('ContainerImage', docker_recipe.fromHeader)
 
 
 # Step 4: Validate Data Structure
diff --git a/README.md b/README.md
index 278bc56..a877a62 100644
--- a/README.md
+++ b/README.md
@@ -62,11 +62,12 @@ and is for the container [toasterlint/storjshare-cli](https://hub.docker.com/r/t
 
 # Usage
 
-Before running these examples, make sure you have installed the module (and note
-this module is under development, contributions are welcome!)
+Before running these examples, make sure you have installed the required Python
+modules (note that [schemaorg](https://www.github.com/openschemas/schemaorg) module is under
+development, contributions are welcome!)
 
 ```bash
-pip install schemaorg
+pip install -r requirements.txt
 ```
 
 To extract a recipe for a particular datatype, just run the `extract.py` file
diff --git a/SoftwareSourceCode/extract.py b/SoftwareSourceCode/extract.py
index 8676e36..c65e625 100644
--- a/SoftwareSourceCode/extract.py
+++ b/SoftwareSourceCode/extract.py
@@ -60,8 +60,8 @@
 
 # Step 3: Create SoftwareSourceCode
 
-from spython.main.parse import DockerRecipe
-parser = DockerRecipe(dockerfile)
+from spython.main.parse.parsers.docker import DockerParser
+docker_recipe = DockerParser(dockerfile).parse()
 
 sourceCode = Schema("SoftwareSourceCode")
 
@@ -70,7 +70,7 @@
 sourceCode.add_property('creator', person)
 sourceCode.add_property('version', sourceCode.version)
 sourceCode.add_property('description', 'A Dockerfile build recipe')
-sourceCode.add_property('name', parser.fromHeader)
+sourceCode.add_property('name', docker_recipe.fromHeader)
 
 
 # Step 4: Validate Data Structure
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..15a35d1
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,6 @@
+# Both dependencies are in 0.0.x and may change at any 
+# time, therefore we lock down the version for now.
+# See https://semver.org/spec/v2.0.0.html#spec-item-4
+schemaorg==0.0.21
+spython==0.0.73
+