diff --git a/api_core/CHANGELOG.md b/api_core/CHANGELOG.md
index ca32b9c39792..cd497b181313 100644
--- a/api_core/CHANGELOG.md
+++ b/api_core/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v0.1.1
+
+- Upgrading `grpcio` dependency from `1.2.0, < 1.6dev` to `>= 1.7.0` (#4280)
+
 ## v0.1.0
 
 Initial release
diff --git a/api_core/setup.py b/api_core/setup.py
index fa6cdf70c995..d488fa01b7a2 100644
--- a/api_core/setup.py
+++ b/api_core/setup.py
@@ -60,12 +60,12 @@
 
 EXTRAS_REQUIREMENTS = {
     ':python_version<"3.2"': ['futures >= 3.0.0'],
-    'grpc': ['grpcio >= 1.2.0, < 1.6dev'],
+    'grpc': ['grpcio >= 1.7.0'],
 }
 
 setup(
     name='google-api-core',
-    version='0.1.0',
+    version='0.1.1',
     description='Core Google API Client Library',
     long_description=README,
     namespace_packages=['google'],
diff --git a/bigquery/setup.py b/bigquery/setup.py
index ea25589bdc8b..53d79dd87bb1 100644
--- a/bigquery/setup.py
+++ b/bigquery/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-auth >= 1.0.0',
     'google-resumable-media >= 0.2.1',
     'requests >= 2.18.0',
diff --git a/bigtable/setup.py b/bigtable/setup.py
index dd9087c60bbf..12d856dfb435 100644
--- a/bigtable/setup.py
+++ b/bigtable/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-gax>=0.15.7, <0.16dev',
 ]
 
diff --git a/core/setup.py b/core/setup.py
index 83efbe3a398e..acea6a3ffd20 100644
--- a/core/setup.py
+++ b/core/setup.py
@@ -51,16 +51,16 @@
 
 
 REQUIREMENTS = [
-    'google-api-core >= 0.1.0, < 0.2.0dev',
+    'google-api-core >= 0.1.1, < 0.2.0dev',
 ]
 
 EXTRAS_REQUIREMENTS = {
-    'grpc': ['grpcio >= 1.2.0, < 1.6dev'],
+    'grpc': ['grpcio >= 1.7.0'],
 }
 
 setup(
     name='google-cloud-core',
-    version='0.27.1',
+    version='0.28.0',
     description='API Client library for Google Cloud: Core Helpers',
     long_description=README,
     namespace_packages=[
diff --git a/datastore/setup.py b/datastore/setup.py
index e8339369b18c..2190bc351b71 100644
--- a/datastore/setup.py
+++ b/datastore/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-gax>=0.15.7, <0.16dev',
     'gapic-google-cloud-datastore-v1 >= 0.15.0, < 0.16dev',
 ]
diff --git a/dns/setup.py b/dns/setup.py
index 3498ea464053..6ca3707a2f07 100644
--- a/dns/setup.py
+++ b/dns/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/error_reporting/setup.py b/error_reporting/setup.py
index 58b9c566e7fc..d8d5d4dc76bf 100644
--- a/error_reporting/setup.py
+++ b/error_reporting/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-cloud-logging >= 1.3.0, < 1.4dev',
     'gapic-google-cloud-error-reporting-v1beta1 >= 0.15.0, < 0.16dev'
 ]
diff --git a/firestore/setup.py b/firestore/setup.py
index 4d48ea65f882..ea3a480fb742 100644
--- a/firestore/setup.py
+++ b/firestore/setup.py
@@ -50,7 +50,7 @@
 }
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.1, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-gax>=0.15.7, <0.16dev',
 ]
 
diff --git a/language/setup.py b/language/setup.py
index 5cce974399ab..d0fc06afc691 100644
--- a/language/setup.py
+++ b/language/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'google-gax >= 0.15.14, < 0.16dev',
 ]
 EXTRAS_REQUIRE = {
diff --git a/logging/setup.py b/logging/setup.py
index 2b11432fd5e8..a757d10b7518 100644
--- a/logging/setup.py
+++ b/logging/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'gapic-google-cloud-logging-v2 >= 0.91.0, < 0.92dev',
 ]
 
diff --git a/monitoring/setup.py b/monitoring/setup.py
index 03f8db904d5d..99cb43da0f77 100644
--- a/monitoring/setup.py
+++ b/monitoring/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/pubsub/setup.py b/pubsub/setup.py
index 42c98394dd8d..9456a0516a0c 100644
--- a/pubsub/setup.py
+++ b/pubsub/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'google-gax >= 0.15.13, < 0.16dev',
     'grpc-google-iam-v1 >= 0.11.1, < 0.12dev',
     'psutil >= 5.2.2, < 6.0dev',
diff --git a/resource_manager/setup.py b/resource_manager/setup.py
index b552897dae80..c563b0e8949e 100644
--- a/resource_manager/setup.py
+++ b/resource_manager/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/runtimeconfig/setup.py b/runtimeconfig/setup.py
index 2a06eda09128..00992084c723 100644
--- a/runtimeconfig/setup.py
+++ b/runtimeconfig/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/setup.py b/setup.py
index 002fde5e15b2..421f8a8adc3f 100644
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@
 REQUIREMENTS = [
     'google-cloud-bigquery >= 0.27.0, < 0.28dev',
     'google-cloud-bigtable >= 0.27.0, < 0.28dev',
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-cloud-datastore >= 1.3.0, < 1.4dev',
     'google-cloud-dns >= 0.27.0, < 0.28dev',
     'google-cloud-error-reporting >= 0.27.0, < 0.28dev',
diff --git a/spanner/setup.py b/spanner/setup.py
index 24fd0ffa728e..f56a70061dd6 100644
--- a/spanner/setup.py
+++ b/spanner/setup.py
@@ -52,7 +52,7 @@
 
 REQUIREMENTS = [
     'google-auth >= 1.1.0',
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'google-gax>=0.15.15, <0.16dev',
     'grpc-google-iam-v1>=0.11.4, <0.12dev',
     'requests>=2.18.4, <3.0dev',
diff --git a/speech/setup.py b/speech/setup.py
index 8a15fe7b10b2..adb7d37689a7 100644
--- a/speech/setup.py
+++ b/speech/setup.py
@@ -52,7 +52,7 @@
 }
 
 REQUIREMENTS = [
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'google-gax >= 0.15.14, < 0.16dev',
 ]
 
diff --git a/storage/setup.py b/storage/setup.py
index a1924cebca56..46187a13fab3 100644
--- a/storage/setup.py
+++ b/storage/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
     'google-auth >= 1.0.0',
     'google-resumable-media >= 0.3.1',
     'requests >= 2.18.0',
diff --git a/trace/setup.py b/trace/setup.py
index c14fbbedc7a8..8b31cf39e328 100644
--- a/trace/setup.py
+++ b/trace/setup.py
@@ -9,7 +9,7 @@
 
 install_requires = [
     'google-gax>=0.15.7, <0.16dev',
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/translate/setup.py b/translate/setup.py
index e22f9aa3b14b..32581802721a 100644
--- a/translate/setup.py
+++ b/translate/setup.py
@@ -51,7 +51,7 @@
 
 
 REQUIREMENTS = [
-    'google-cloud-core >= 0.27.0, < 0.28dev',
+    'google-cloud-core >= 0.28.0, < 0.29dev',
 ]
 
 setup(
diff --git a/videointelligence/setup.py b/videointelligence/setup.py
index d093dca5631d..0220c79c2da1 100644
--- a/videointelligence/setup.py
+++ b/videointelligence/setup.py
@@ -40,7 +40,7 @@
     install_requires=(
         'googleapis-common-protos >= 1.5.3, < 2.0dev',
         'google-gax >= 0.15.14, < 0.16dev',
-        'grpcio >= 1.2.0, < 1.6dev',
+        'grpcio >= 1.7.0',
         'six >= 1.10.0',
     ),
     url='https://github.com/GoogleCloudPlatform/google-cloud-python',
diff --git a/vision/nox.py b/vision/nox.py
index f532dd27262a..7f517eca2c83 100644
--- a/vision/nox.py
+++ b/vision/nox.py
@@ -117,7 +117,7 @@ def lint(session):
     serious code quality issues.
     """
     session.interpreter = 'python3.6'
-    session.install('flake8', 'pylint', 'gcp-devrel-py-tools')
+    session.install('flake8', 'pylint', 'gcp-devrel-py-tools', *LOCAL_DEPS)
     session.install('.')
     session.run('flake8', 'google/cloud/vision')
     session.run(
diff --git a/vision/setup.py b/vision/setup.py
index f8834069a7e7..b7ccb024c367 100644
--- a/vision/setup.py
+++ b/vision/setup.py
@@ -25,7 +25,7 @@
     readme = readme_file.read()
 
 REQUIREMENTS = [
-    'google-cloud-core[grpc] >= 0.27.1, < 0.28dev',
+    'google-cloud-core[grpc] >= 0.28.0, < 0.29dev',
     'google-gax >= 0.15.14, < 0.16dev',
 ]
 EXTRAS_REQUIRE = {