diff --git a/MMSplice/modules/acceptor/dataloader.yaml b/MMSplice/modules/acceptor/dataloader.yaml
index 36451fda5..a5bc80404 100644
--- a/MMSplice/modules/acceptor/dataloader.yaml
+++ b/MMSplice/modules/acceptor/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       ss:
diff --git a/MMSplice/modules/acceptor/model.yaml b/MMSplice/modules/acceptor/model.yaml
index c4f382ccf..fcb4ea0de 100644
--- a/MMSplice/modules/acceptor/model.yaml
+++ b/MMSplice/modules/acceptor/model.yaml
@@ -18,6 +18,8 @@ info:
     tags:
         - RNA splicing
 dependencies:
+    conda:
+      - pip
     pip:
         - tensorflow>=1.0.0
         - keras>=2.0.4
diff --git a/MMSplice/modules/donor/dataloader.yaml b/MMSplice/modules/donor/dataloader.yaml
index ad9e0dd16..b2cb02b7a 100644
--- a/MMSplice/modules/donor/dataloader.yaml
+++ b/MMSplice/modules/donor/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       ss:
diff --git a/MMSplice/modules/exon_3prime/dataloader.yaml b/MMSplice/modules/exon_3prime/dataloader.yaml
index 202b1fbb7..a7bf6eec5 100644
--- a/MMSplice/modules/exon_3prime/dataloader.yaml
+++ b/MMSplice/modules/exon_3prime/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       input_4:
diff --git a/MMSplice/modules/exon_5prime/dataloader.yaml b/MMSplice/modules/exon_5prime/dataloader.yaml
index f3634c629..f6bb9be77 100644
--- a/MMSplice/modules/exon_5prime/dataloader.yaml
+++ b/MMSplice/modules/exon_5prime/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       input_3:
diff --git a/MMSplice/modules/intron_3prime/dataloader.yaml b/MMSplice/modules/intron_3prime/dataloader.yaml
index 201fb2d64..e9f20f469 100644
--- a/MMSplice/modules/intron_3prime/dataloader.yaml
+++ b/MMSplice/modules/intron_3prime/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       input_5:
diff --git a/MMSplice/modules/intron_5prime/dataloader.yaml b/MMSplice/modules/intron_5prime/dataloader.yaml
index 59602734a..881919679 100644
--- a/MMSplice/modules/intron_5prime/dataloader.yaml
+++ b/MMSplice/modules/intron_5prime/dataloader.yaml
@@ -70,7 +70,7 @@ dependencies:
     - python=3.5
   pip:
     - kipoi
-    - mmsplice
+    - mmsplice==0.2.7
 output_schema:
     inputs:
       input_15:
diff --git a/labranchor/dataloader.yaml b/labranchor/dataloader.yaml
index 9e8744c7d..f3684f8b3 100644
--- a/labranchor/dataloader.yaml
+++ b/labranchor/dataloader.yaml
@@ -15,7 +15,7 @@ args:
 defined_as: dataloader.py::BranchPointDataset
 dependencies:
   conda:
-  - python
+  - python==3.6
   pip:
   - pysam
   - numpy
diff --git a/labranchor/model.yaml b/labranchor/model.yaml
index 12ff4ca35..9ccbc4cd5 100644
--- a/labranchor/model.yaml
+++ b/labranchor/model.yaml
@@ -9,6 +9,7 @@ default_dataloader: .
 dependencies:
   conda:
   - pip
+  - bioconda::pysam
   pip:
   - tensorflow>=1.0.0
   - keras>=2.0.4