diff --git a/conda-cpu.yml b/conda-cpu.yml
index 44e3111..902c57c 100644
--- a/conda-cpu.yml
+++ b/conda-cpu.yml
@@ -1,10 +1,11 @@
 name: tracker-cpu
-
+channels:
+  - conda-forge
 dependencies:
   - python==3.7
   - pip
   - matplotlib
-  - opencv
+  - opencv==4.1.0
   - pip:
     - tensorflow==2.0.1
     - lxml
diff --git a/conda-gpu.yml b/conda-gpu.yml
index ef4452a..4e1a633 100644
--- a/conda-gpu.yml
+++ b/conda-gpu.yml
@@ -1,10 +1,11 @@
-name: tracker-gpu
-
+name: yolov3_deepsort
+channels:
+  - conda-forge
 dependencies:
   - python==3.7
   - pip
   - matplotlib
-  - opencv
+  - opencv==4.1.0
   - cudnn
   - cudatoolkit==10.1.243
   - pip: