diff --git a/requirements.txt b/requirements.txt
index a642ebe..8ed78f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -55,7 +55,7 @@ nbformat==4.4.0
 nbpresent==3.0.2
 nltk==3.2.5
 notebook==5.3.1
-numpy==1.14.0
+numpy==1.22.0
 olefile==0.45.1
 pandocfilters==1.4.2
 parso==0.1.1
diff --git a/requirements_ubuntu.txt b/requirements_ubuntu.txt
index ecaed27..468f07e 100644
--- a/requirements_ubuntu.txt
+++ b/requirements_ubuntu.txt
@@ -11,7 +11,7 @@ mkl-fft==1.0.0
 mkl-random==1.0.1
 monotonic==1.5
 nltk==3.3
-numpy==1.14.5
+numpy==1.22.0
 olefile==0.45.1
 Pillow==5.1.0
 protobuf==3.6.0
diff --git a/requirements_win.txt b/requirements_win.txt
index cfc7219..ed06939 100644
--- a/requirements_win.txt
+++ b/requirements_win.txt
@@ -30,7 +30,7 @@ nbconvert==5.3.1
 nbformat==4.4.0
 nltk==3.2.4
 notebook==5.4.0
-numpy==1.12.1
+numpy==1.22.0
 pandocfilters==1.4.2
 path.py==10.3.1
 pickleshare==0.7.4