diff --git a/MANIFEST.in b/MANIFEST.in
index 7edfab14..4b99a841 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -24,7 +24,6 @@ exclude tox.ini
 # Prune folders
 prune .github
 prune changelog
-prune docs
 # This subpackage is only used in development checkouts
 # and should not be included in built tarballs
 prune sunkit_spex/_dev
diff --git a/tox.ini b/tox.ini
index 9753c954..fa668259 100644
--- a/tox.ini
+++ b/tox.ini
@@ -36,8 +36,15 @@ set_env =
 deps =
     # For packages which publish nightly wheels this will pull the latest nightly
     devdeps: numpy>=0.0.dev0
+    devdeps: matplotlib>=0.0.dev0
+    devdeps: scipy>=0.0.dev0
+    devdeps: xarray>0.0.dev0
+    devdeps: sunpy>0.0.dev0
+    devdeps: astropy>0.0dev0
     # Packages without nightly wheels will be built from source like this
-    # devdeps: git+https://github.com/ndcube/ndcube
+    devdeps: git+https://github.com/sunpy/ndcube
+    devdeps: git+https://github.com/Cadair/parfive
+    devdeps: git+https://github.com/spacetelescope/gwcs
     oldestdeps: minimum_dependencies
 # The following indicates which extras_require will be installed
 extras =