diff --git a/contrib/opencensus-ext-requests/CHANGELOG.md b/contrib/opencensus-ext-requests/CHANGELOG.md
index eb561cefe..93710419f 100644
--- a/contrib/opencensus-ext-requests/CHANGELOG.md
+++ b/contrib/opencensus-ext-requests/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+- Add `requests` library as a hard dependency
+([#1146](https://github.com/census-instrumentation/opencensus-python/pull/1146))
+
 ## 0.7.5
 Released 2021-05-13
 
diff --git a/contrib/opencensus-ext-requests/setup.py b/contrib/opencensus-ext-requests/setup.py
index 2bb3ce6c4..467112c71 100644
--- a/contrib/opencensus-ext-requests/setup.py
+++ b/contrib/opencensus-ext-requests/setup.py
@@ -42,6 +42,7 @@
     long_description=open('README.rst').read(),
     install_requires=[
         'opencensus >= 0.9.dev0, < 1.0.0',
+        'requests >= 2.19.0, < 3.0.0',
         'wrapt >= 1.0.0, < 2.0.0',
     ],
     extras_require={},