diff --git a/recipes/cffi/__init__.py b/recipes/cffi/__init__.py
index 7b06d26..536c1a7 100644
--- a/recipes/cffi/__init__.py
+++ b/recipes/cffi/__init__.py
@@ -9,7 +9,13 @@ class CffiRecipe(CythonRecipe):
         "686af8873b70028fccf67b15c78fd4e4667a3da995007afc71e786d61b0a/"
         "cffi-{version}.tar.gz"
     )
-    depends = ["libffi", "pycparser"]
+    depends = ["libffi", "host_setuptools", "pycparser"]
     cythonize = False
 
+    def get_recipe_env(self, arch):
+        env = super(CffiRecipe, self).get_recipe_env(arch)
+        env["CC"] += " -I{}".format(
+            join(self.ctx.dist_dir, "include", arch.arch, "libffi"))
+        return env
+
 recipe = CffiRecipe()
diff --git a/recipes/cryptography/__init__.py b/recipes/cryptography/__init__.py
index 8182e7e..fa3813d 100644
--- a/recipes/cryptography/__init__.py
+++ b/recipes/cryptography/__init__.py
@@ -10,13 +10,13 @@ class CryptographyRecipe(CythonRecipe):
         "60984cb85cc38c4ebdfca27b32a6df6f1914959d8790f5a349608c78be61/"
         "cryptography-{version}.tar.gz"
     )
-    depends = ["host_setuptools", "six", "idna", "pyasn1"]
+    depends = ["host_setuptools", "cffi", "six", "idna", "pyasn1", "enum34"]
     cythonize = False
 
-    def get_recipe_env(self, arch):
-        env = super(CryptographyRecipe, self).get_recipe_env(arch)
-        env["CC"] += " -I{}".format(
-            join(self.ctx.dist_dir, "include", arch.arch, "libffi"))
-        return env
+    #def get_recipe_env(self, arch):
+    #    env = super(CryptographyRecipe, self).get_recipe_env(arch)
+    #    env["CC"] += " -I{}".format(
+    #        join(self.ctx.dist_dir, "include", arch.arch, "libffi"))
+    #    return env
 
 recipe = CryptographyRecipe()
diff --git a/recipes/enum34/__init__.py b/recipes/enum34/__init__.py
index 28f2d1b..6802097 100644
--- a/recipes/enum34/__init__.py
+++ b/recipes/enum34/__init__.py
@@ -12,7 +12,7 @@ class Enum34Recipe(PythonRecipe):
         "31d502c25302814a7c2f1d3959d2a3b3f78e509002ba91aea64993936876/"
         "enum34-{version}.tar.gz"
     )
-    depends = ["python"]
+    depends = ["python", "host_setuptools"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]
diff --git a/recipes/idna/__init__.py b/recipes/idna/__init__.py
index 5ff50f8..3260bf8 100644
--- a/recipes/idna/__init__.py
+++ b/recipes/idna/__init__.py
@@ -12,7 +12,7 @@ class IdnaRecipe(PythonRecipe):
         "8c27516fbaa8147acd2e431086b473c453c428e24e8fb99a1d89ce381851/"
         "idna-{version}.tar.gz"
     )
-    depends = ["python"]
+    depends = ["python", "host_setuptools"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]
diff --git a/recipes/ipaddress/__init__.py b/recipes/ipaddress/__init__.py
index 367b922..c336784 100644
--- a/recipes/ipaddress/__init__.py
+++ b/recipes/ipaddress/__init__.py
@@ -12,7 +12,7 @@ class IPAddressRecipe(PythonRecipe):
         "3b64955ff73f9e3155079b9ed31812afdfa5333b5c76387454d651ef593a/"
         "ipaddress-{version}.tar.gz"
     )
-    depends = ["python"]
+    depends = ["python", "host_setuptools"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]
diff --git a/recipes/pyasn1/__init__.py b/recipes/pyasn1/__init__.py
index f652e14..98f88c1 100644
--- a/recipes/pyasn1/__init__.py
+++ b/recipes/pyasn1/__init__.py
@@ -12,7 +12,7 @@ class Pyasn1Recipe(PythonRecipe):
         "377e3dd2e95f9020dbd0dfd3c47aaa7deebe3c68d3857a4e51917146ae8b/"
         "pyasn1-{version}.tar.gz"
     )
-    depends = ["python"]
+    depends = ["ipaddress"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]
diff --git a/recipes/pyopenssl/__init__.py b/recipes/pyopenssl/__init__.py
index 4f2ca49..c13c3d6 100644
--- a/recipes/pyopenssl/__init__.py
+++ b/recipes/pyopenssl/__init__.py
@@ -12,7 +12,7 @@ class PyOpenSSLRecipe(PythonRecipe):
         "79c75db50e57350a7cefb70b110255757e9abd380a50ebdc0cfd853b7450/"
         "pyOpenSSL-{version}.tar.gz"
     )
-    depends = ["openssl", "six", "cryptography"]
+    depends = ["openssl", "cryptography"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]
diff --git a/recipes/txaio/__init__.py b/recipes/txaio/__init__.py
index 22646e0..8d3d992 100644
--- a/recipes/txaio/__init__.py
+++ b/recipes/txaio/__init__.py
@@ -12,7 +12,7 @@ class TxaioRecipe(PythonRecipe):
         "f7d88767d65dbfc20d4b4aa0dad657dbbe8ca629ead2bef24da04630a12a/"
         "txaio-{version}.tar.gz"
     )
-    depends = ["six"]
+    depends = ["host_setuptools", "six"]
 
     def install(self):
         arch = list(self.filtered_archs)[0]