diff --git a/build-fail-blacklist b/build-fail-blacklist
index 92ca61fba104b..4a546af57eac3 100644
--- a/build-fail-blacklist
+++ b/build-fail-blacklist
@@ -1479,9 +1479,6 @@ recipes/remurna
 # Can't locate Text/Soundex.pm in @INC
 recipes/repeatmasker
 
-# missing tarball
-recipes/strudel
-
 # ./Histogram.h:315:14: error: 'swap<Histogram>' is missing exception specification 'noexcept(is_nothrow_move_constructible<Histogram>::value && is_nothrow_move_assignable<Histogram>::value)'
 recipes/abyss/1.9.0
 recipes/abyss/1.5.2
@@ -1730,10 +1727,6 @@ recipes/smashbenchmarking
 #  - python=3.5
 recipes/qcumber
 
-#- perl-digest-md5-file -> perl=5.22.0
-#- perl=5.26
-#recipes/roary
-
 recipes/saffrontree
 recipes/slclust
 recipes/schema-salad
@@ -1743,15 +1736,6 @@ recipes/samtools/0.1.19
 # ModuleNotFoundError: No module named 'fasta'
 recipes/pyfasta
 
-# RuntimeError: Setuptools downloading is disabled in conda build. Be sure to add all dependencies in the meta.yaml  url=https://files.pythonhosted.org/packages/source/c/certifi/certifi-2016.9.26.tar.gz#md5=baa81e951a29958563689d868ef1064d
-recipes/svtools
-
-# no module named mummer
-recipes/strainest
-
-# ../bin/python: can't open file 'setup.py': [Errno 2] No such file or directory
-recipes/starseqr
-
 # Tests failed for spanki-0.5.1-py27h24bf2e0_1.tar.bz2 - moving package to /opt/conda/conda-bld/broken
 recipes/spanki
 
diff --git a/recipes/starseqr/meta.yaml b/recipes/starseqr/meta.yaml
index dab4803b30500..0b55437c7f709 100644
--- a/recipes/starseqr/meta.yaml
+++ b/recipes/starseqr/meta.yaml
@@ -1,14 +1,13 @@
 package:
   name: starseqr
-  version: "0.6.6"
+  version: "0.6.7"
 
 source:
-  url: https://pypi.python.org/packages/6a/73/e747f529d63fbe2dc004289175637951a01fa94592e259efe865187fffbf/starseqr-0.6.6.tar.gz#md5=95aae13cd3c4bcf1cc9872fab23cf84f
-  md5: 95aae13cd3c4bcf1cc9872fab23cf84f
+  url: https://github.com/ExpressionAnalysis/STAR-SEQR/archive/v0.6.7.tar.gz
+  sha256: fc82ab8771156cc482480af1b5271bd2a8c74f6daa7c102bdb39a7d0880440d5
 
 build:
-  number: 1
-  skip: False
+  number: 0
 
 requirements:
   build:
diff --git a/recipes/strainest/build.sh b/recipes/strainest/build.sh
new file mode 100644
index 0000000000000..3f4ebc6319d47
--- /dev/null
+++ b/recipes/strainest/build.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+$PYTHON setup.py install --single-version-externally-managed --record=record.txt
+
diff --git a/recipes/strainest/meta.yaml b/recipes/strainest/meta.yaml
index 09c5e9fcbe2da..9846d272f88af 100644
--- a/recipes/strainest/meta.yaml
+++ b/recipes/strainest/meta.yaml
@@ -13,10 +13,10 @@ source:
 
 build:
   number: 2
-  noarch: python
-  script: python setup.py install --single-version-externally-managed --record=record.txt
 
 requirements:
+  build:
+    - {{ compiler('cxx') }}
   host:
     - python
     - setuptools
@@ -38,6 +38,7 @@ requirements:
     - scikit-learn >=0.16.1
     - matplotlib >=1.3.0
     - biopython >=1.50
+    - mummer 3.23
 
 test:
   commands:
diff --git a/recipes/strainest/strainest.patch b/recipes/strainest/strainest.patch
index 76b3e832c91bd..fc756058fc529 100644
--- a/recipes/strainest/strainest.patch
+++ b/recipes/strainest/strainest.patch
@@ -1,5 +1,5 @@
---- setup.py.bak.py	2017-09-20 16:27:13.000000000 +0200
-+++ setup.py	2017-11-06 20:16:51.000000000 +0100
+--- setup.py
++++ setup.py
 @@ -6,30 +6,6 @@
  from setuptools.command.install import install
  
diff --git a/recipes/strudel/meta.yaml b/recipes/strudel/meta.yaml
index 3893fee8d89e8..0a0180b546af5 100644
--- a/recipes/strudel/meta.yaml
+++ b/recipes/strudel/meta.yaml
@@ -7,7 +7,7 @@ package:
   version: {{ version }}
 
 source:
-  url: http://bioinf.hutton.ac.uk/strudel/installers/bioconda/{{name}}-{{version}}-{{build}}.zip
+  url: http://bioinf.hutton.ac.uk/strudel/installers/bioconda/{{name}}-{{version}}-0.zip
   md5: 47bc4412f2b5a5601acec53571f56dc8
 
 build:
diff --git a/recipes/svtools/build.sh b/recipes/svtools/build.sh
index 3f50b74e1bff2..3786386a73c83 100644
--- a/recipes/svtools/build.sh
+++ b/recipes/svtools/build.sh
@@ -1,9 +1,3 @@
 #!/bin/bash
 
-$PYTHON setup.py install 
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
+$PYTHON setup.py install --single-version-externally-managed --record=record.txt