diff --git a/requirements_3.6.txt b/requirements_3.6.txt
index 1c9ab20..94e75b3 100644
--- a/requirements_3.6.txt
+++ b/requirements_3.6.txt
@@ -6,6 +6,6 @@ colorama==0.4.4
 tqdm==4.47.0
 ffmpeg-python==0.2.0
 Pillow==8.3.2
-scikit-image==0.18.3
+scikit-image==0.17.2
 h5py==3.1.0
 PyQt5==5.15.4