diff --git a/sdk/keyvault/azure-keyvault-certificates/CHANGELOG.md b/sdk/keyvault/azure-keyvault-certificates/CHANGELOG.md
index a137663b2a2..cfcc7560a73 100644
--- a/sdk/keyvault/azure-keyvault-certificates/CHANGELOG.md
+++ b/sdk/keyvault/azure-keyvault-certificates/CHANGELOG.md
@@ -1,7 +1,7 @@
 # Release History
 
 ## 4.2.0b2 (Unreleased)
-
+- Updated minimum `azure-core` version to 1.4.0
 
 ## 4.2.0b1 (2020-03-10)
 - Support for Key Vault API version 7.1-preview
diff --git a/sdk/keyvault/azure-keyvault-certificates/setup.py b/sdk/keyvault/azure-keyvault-certificates/setup.py
index 1eaefc9b570..3585c09becb 100644
--- a/sdk/keyvault/azure-keyvault-certificates/setup.py
+++ b/sdk/keyvault/azure-keyvault-certificates/setup.py
@@ -79,7 +79,7 @@
             "azure.keyvault",
         ]
     ),
-    install_requires=["azure-core<2.0.0,>=1.2.1", "msrest>=0.6.0"],
+    install_requires=["azure-core<2.0.0,>=1.4.0", "msrest>=0.6.0"],
     extras_require={
         ":python_version<'3.0'": ["azure-keyvault-nspkg"],
         ":python_version<'3.4'": ["enum34>=1.0.4"],
diff --git a/sdk/keyvault/azure-keyvault-keys/CHANGELOG.md b/sdk/keyvault/azure-keyvault-keys/CHANGELOG.md
index 5812490d228..09e6365abe2 100644
--- a/sdk/keyvault/azure-keyvault-keys/CHANGELOG.md
+++ b/sdk/keyvault/azure-keyvault-keys/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Release History
 
 ## 4.2.0b2 (Unreleased)
+- Updated minimum `azure-core` version to 1.4.0
 - `CryptographyClient` will no longer perform encrypt or wrap operations when
   its key has expired or is not yet valid.
 
diff --git a/sdk/keyvault/azure-keyvault-keys/setup.py b/sdk/keyvault/azure-keyvault-keys/setup.py
index d752a4f1646..5c71d5207c9 100644
--- a/sdk/keyvault/azure-keyvault-keys/setup.py
+++ b/sdk/keyvault/azure-keyvault-keys/setup.py
@@ -79,7 +79,7 @@
             "azure.keyvault",
         ]
     ),
-    install_requires=["azure-core<2.0.0,>=1.2.1", "cryptography>=2.1.4", "msrest>=0.6.0"],
+    install_requires=["azure-core<2.0.0,>=1.4.0", "cryptography>=2.1.4", "msrest>=0.6.0"],
     extras_require={
         ":python_version<'3.0'": ["azure-keyvault-nspkg"],
         ":python_version<'3.4'": ["enum34>=1.0.4"],
diff --git a/sdk/keyvault/azure-keyvault-secrets/CHANGELOG.md b/sdk/keyvault/azure-keyvault-secrets/CHANGELOG.md
index 2571f01a90c..206b9feea68 100644
--- a/sdk/keyvault/azure-keyvault-secrets/CHANGELOG.md
+++ b/sdk/keyvault/azure-keyvault-secrets/CHANGELOG.md
@@ -1,7 +1,7 @@
 # Release History
 
 ## 4.2.0b2 (Unreleased)
-
+- Updated minimum `azure-core` version to 1.4.0
 
 ## 4.2.0b1 (2020-03-10)
 - Support for Key Vault API version 7.1-preview
diff --git a/sdk/keyvault/azure-keyvault-secrets/setup.py b/sdk/keyvault/azure-keyvault-secrets/setup.py
index 4bdd3c4111e..6d138dca880 100644
--- a/sdk/keyvault/azure-keyvault-secrets/setup.py
+++ b/sdk/keyvault/azure-keyvault-secrets/setup.py
@@ -79,7 +79,7 @@
             "azure.keyvault",
         ]
     ),
-    install_requires=["azure-core<2.0.0,>=1.2.1", "msrest>=0.6.0"],
+    install_requires=["azure-core<2.0.0,>=1.4.0", "msrest>=0.6.0"],
     extras_require={
         ":python_version<'3.0'": ["azure-keyvault-nspkg"],
         ":python_version<'3.4'": ["enum34>=1.0.4"],
diff --git a/shared_requirements.txt b/shared_requirements.txt
index 215ced1ea7a..70acf0e54fe 100644
--- a/shared_requirements.txt
+++ b/shared_requirements.txt
@@ -119,9 +119,9 @@ six>=1.6
 #override azure-keyvault-certificates msrest>=0.6.0
 #override azure-keyvault-keys msrest>=0.6.0
 #override azure-keyvault-secrets msrest>=0.6.0
-#override azure-keyvault-certificates azure-core<2.0.0,>=1.2.1
-#override azure-keyvault-keys azure-core<2.0.0,>=1.2.1
-#override azure-keyvault-secrets azure-core<2.0.0,>=1.2.1
+#override azure-keyvault-certificates azure-core<2.0.0,>=1.4.0
+#override azure-keyvault-keys azure-core<2.0.0,>=1.4.0
+#override azure-keyvault-secrets azure-core<2.0.0,>=1.4.0
 #override azure-ai-textanalytics msrest>=0.6.0
 #override azure-ai-textanalytics azure-core<2.0.0,>=1.4.0
 #override azure-search-documents azure-core<2.0.0,>=1.4.0