diff --git a/10_Dimensionality_Reduction/requirements.txt b/10_Dimensionality_Reduction/requirements.txt
index 71d467e..4dd9994 100644
--- a/10_Dimensionality_Reduction/requirements.txt
+++ b/10_Dimensionality_Reduction/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==3.2.1
-numpy==1.18.4
+numpy==1.22.0
 pandas==1.0.3
 scikit_learn==0.23.2
diff --git a/11_Model_Selection/requirements.txt b/11_Model_Selection/requirements.txt
index 97afe1e..d8b3c27 100644
--- a/11_Model_Selection/requirements.txt
+++ b/11_Model_Selection/requirements.txt
@@ -1,5 +1,5 @@
 pandas==1.0.3
 matplotlib==3.2.1
-numpy==1.18.4
+numpy==1.22.0
 scikit_learn==0.23.2
 xgboost==1.2.0
diff --git a/3_Regression/requirements.txt b/3_Regression/requirements.txt
index 7e4bbf3..2aa729e 100644
--- a/3_Regression/requirements.txt
+++ b/3_Regression/requirements.txt
@@ -1,5 +1,5 @@
 pandas==1.0.3
-numpy==1.18.4
+numpy==1.22.0
 matplotlib==3.2.1
 scikit_learn==0.23.2
 statsmodels==0.12.0
diff --git a/4_Classification/requirements.txt b/4_Classification/requirements.txt
index bb92d05..f9e939c 100644
--- a/4_Classification/requirements.txt
+++ b/4_Classification/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==3.3.2
-numpy==1.19.2
+numpy==1.22.0
 pandas==1.1.2
 scikit-learn==0.23.2
diff --git a/5_Clustering/requirements.txt b/5_Clustering/requirements.txt
index 22a76d3..fb3f29a 100644
--- a/5_Clustering/requirements.txt
+++ b/5_Clustering/requirements.txt
@@ -1,5 +1,5 @@
 pandas==1.0.3
 matplotlib==3.2.1
 scipy==1.4.1
-numpy==1.18.4
+numpy==1.22.0
 scikit_learn==0.23.2
diff --git a/6_Association_Rule/requirements.txt b/6_Association_Rule/requirements.txt
index 04606a9..1cdefac 100644
--- a/6_Association_Rule/requirements.txt
+++ b/6_Association_Rule/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.18.4
+numpy==1.22.0
 pandas==1.0.3
 matplotlib==3.2.1
 apyori==1.1.2
diff --git a/7_Reinforcement_Learning/requirements.txt b/7_Reinforcement_Learning/requirements.txt
index eeade15..49d47f2 100644
--- a/7_Reinforcement_Learning/requirements.txt
+++ b/7_Reinforcement_Learning/requirements.txt
@@ -1,3 +1,3 @@
-numpy==1.18.4
+numpy==1.22.0
 pandas==1.0.3
 matplotlib==3.2.1
diff --git a/8_Natural_Language_Processing/requirements.txt b/8_Natural_Language_Processing/requirements.txt
index 5d516eb..205a5c6 100644
--- a/8_Natural_Language_Processing/requirements.txt
+++ b/8_Natural_Language_Processing/requirements.txt
@@ -1,5 +1,5 @@
 nltk==3.5
 pandas==1.0.3
-numpy==1.18.4
+numpy==1.22.0
 matplotlib==3.2.1
 scikit_learn==0.23.2
diff --git a/9_Deep_Learning/requirements.txt b/9_Deep_Learning/requirements.txt
index c8ca06f..e18923e 100644
--- a/9_Deep_Learning/requirements.txt
+++ b/9_Deep_Learning/requirements.txt
@@ -1,5 +1,5 @@
 matplotlib==3.2.1
 pandas==1.0.3
-numpy==1.18.4
+numpy==1.22.0
 keras==2.4.3
 scikit_learn==0.23.2
diff --git a/requirements.txt b/requirements.txt
index 19c6af5..e9bb11c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ apyori==1.1.2
 Keras==2.4.3
 Keras-Preprocessing==1.1.2
 nltk==3.5
-numpy==1.18.5
+numpy==1.22.0
 pandas==1.1.2
 scikit-learn==0.23.2
 scipy==1.5.2