diff --git a/containers/Singularity.0.3.3 b/containers/Singularity.0.3.3
index fe1506c755cb2235a7a9d403837c20867f95b6dc..ed8a2c5fbcb199912a29c91879446b1cf9f0ca8c 100644
--- a/containers/Singularity.0.3.3
+++ b/containers/Singularity.0.3.3
@@ -8,6 +8,7 @@ container, providing the bilby_script and any additional arguments. E.g.,
 ./name_of_this_container.simg run_script.py
 
 %post
+export PATH="/opt/conda/bin:$PATH"
 pip install bilby==0.3.3
 
 %runscript
diff --git a/containers/Singularity.0.3.5 b/containers/Singularity.0.3.5
index 1894ce41b3dce88ba056d589b4617ed6000bb94c..ae53b871425bbb1337ad4b241ae32007b6ab151a 100644
--- a/containers/Singularity.0.3.5
+++ b/containers/Singularity.0.3.5
@@ -8,6 +8,7 @@ container, providing the bilby_script and any additional arguments. E.g.,
 ./name_of_this_container.simg run_script.py
 
 %post
+export PATH="/opt/conda/bin:$PATH"
 pip install bilby==0.3.5
 
 %runscript