diff --git a/environment.yml b/environment.yml
index 247ddfccb..b21177376 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,6 +2,7 @@ name: data-science-handbook
 channels:
   - conda-forge
 dependencies:
-  - python=3.5
+  - python=3.10
+  - pip
   - pip:
-    - -r requirements.txt
\ No newline at end of file
+      - -r requirements.txt
diff --git a/requirements.txt b/requirements.txt
index fe9cdd918..78f60246e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,15 +1,15 @@
-numpy==1.11.1
-pandas==0.18.1
-scipy==0.17.1
-scikit-learn==0.17.1
-scikit-image==0.12.3
-pillow==3.4.2
-matplotlib==1.5.1
-seaborn==0.7.0
-jupyter
-notebook
+numpy>=1.21,<2.0
+pandas>=1.3,<2.0
+scipy>=1.7,<2.0
+scikit-learn>=1.0,<2.0
+scikit-image>=0.18
+pillow>=8.0
+matplotlib>=3.4,<4.0
+seaborn>=0.11,<0.13
+jupyter>=1.0
+notebook>=6.4
 line_profiler
 memory_profiler
-numexpr
-pandas-datareader
-netcdf4
+numexpr>=2.7
+pandas-datareader>=0.10
+netcdf4>=1.5