diff --git a/environment.yml b/environment.yml
index c104abba2d217779cc04dfa963e9e020a849a81e..5b548fcdf19da29f95c8ad39eb7dbac29214fcca 100644
--- a/environment.yml
+++ b/environment.yml
@@ -6,8 +6,8 @@ channels:
 dependencies:
   - python=2.7.11
   - conda-forge::scipy=1.0.1
-  - conda-forge::numpy=1.14.2
-  - bcbio::bx-python=0.7.1
+  - conda-forge::numpy=1.16.2
+  - bcbio::bx-python=0.7.3
   - bioconda::pysam=0.14.1
   - cooler=0.8.3
   - bowtie2=2.3.5