diff --git a/PRO-seq/requirements.txt b/PRO-seq/requirements.txt
index fd5a36cc0ebe8a57900ddd8e87ad99744b62952d..f90c93862c27814459f7b342f561a8cfd3accc3f 100644
--- a/PRO-seq/requirements.txt
+++ b/PRO-seq/requirements.txt
@@ -2,7 +2,7 @@ pysam
 pyBigWig
 scikit-learn
 matplotlib
-mandas
+pandas
 seaborn
 husl
 rpy2