diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 0bd0ee0620..940d477efc 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1 +1,7 @@
-Fixes #<issue_number_goes_here> (it's a good idea to open an issue first for context and/or discussion)
\ No newline at end of file
+Thank you for opening a Pull Request! Before submitting your PR, there are a few things you can do to make sure it goes smoothly:
+- [ ] Make sure to open an issue as a [bug/issue](https://github.com/googleapis/java-core/issues/new/choose) before writing your code!  That way we can discuss the change, evaluate designs, and agree on the general idea
+- [ ] Ensure the tests and linter pass
+- [ ] Code coverage does not decrease (if any source code was changed)
+- [ ] Appropriate docs were updated (if necessary)
+
+Fixes #<issue_number_goes_here> ☕️
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3bf02ff519..5218a786fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Changelog
 
+### [1.93.3](https://www.github.com/googleapis/java-core/compare/v1.93.2...v1.93.3) (2020-03-16)
+
+
+### Bug Fixes
+
+* fix Timestamp.of(java.sql.Timestamp) pre-epoch on exact second ([#179](https://www.github.com/googleapis/java-core/issues/179)) ([9bfb54c](https://www.github.com/googleapis/java-core/commit/9bfb54c5a88c906bebcf90f81ed19aeece09befd))
+* retry SSLException ([#183](https://www.github.com/googleapis/java-core/issues/183)) ([775a848](https://www.github.com/googleapis/java-core/commit/775a84877ef69d22ca7a4392edd0d3680df2256e))
+
+
+### Dependencies
+
+* revert gRPC updates ([#181](https://www.github.com/googleapis/java-core/issues/181)) ([f5ba782](https://www.github.com/googleapis/java-core/commit/f5ba782fe7078bd2e02d27d8770ad20a459c73f3))
+* update dependency io.grpc:grpc-bom to v1.28.0 ([#178](https://www.github.com/googleapis/java-core/issues/178)) ([6d5632c](https://www.github.com/googleapis/java-core/commit/6d5632c22507d1d3d36a90778291a6fa25b4788b))
+
 ### [1.93.2](https://www.github.com/googleapis/java-core/compare/v1.93.1...v1.93.2) (2020-03-10)
 
 
diff --git a/google-cloud-core-bom/pom.xml b/google-cloud-core-bom/pom.xml
index e31862e0b9..e819095707 100644
--- a/google-cloud-core-bom/pom.xml
+++ b/google-cloud-core-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-bom</artifactId>
-  <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -63,17 +63,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core</artifactId>
-        <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-grpc</artifactId>
-        <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-http</artifactId>
-        <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-core-grpc/pom.xml b/google-cloud-core-grpc/pom.xml
index b6d2e6707a..b6bb373c38 100644
--- a/google-cloud-core-grpc/pom.xml
+++ b/google-cloud-core-grpc/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-grpc</artifactId>
-  <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core gRPC</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-grpc</site.installationModule>
diff --git a/google-cloud-core-http/pom.xml b/google-cloud-core-http/pom.xml
index c933ff67e6..fd7d2bfbd0 100644
--- a/google-cloud-core-http/pom.xml
+++ b/google-cloud-core-http/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-http</artifactId>
-  <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core HTTP</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-http</site.installationModule>
diff --git a/google-cloud-core/pom.xml b/google-cloud-core/pom.xml
index ef98cf5d64..445fd81908 100644
--- a/google-cloud-core/pom.xml
+++ b/google-cloud-core/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core</artifactId>
-  <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core</site.installationModule>
diff --git a/google-cloud-core/src/main/java/com/google/cloud/BaseServiceException.java b/google-cloud-core/src/main/java/com/google/cloud/BaseServiceException.java
index e9e9e2aa63..29396d6d58 100644
--- a/google-cloud-core/src/main/java/com/google/cloud/BaseServiceException.java
+++ b/google-cloud-core/src/main/java/com/google/cloud/BaseServiceException.java
@@ -26,6 +26,7 @@
 import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
+import javax.net.ssl.SSLException;
 import javax.net.ssl.SSLHandshakeException;
 
 /** Base class for all service exceptions. */
@@ -256,6 +257,8 @@ public static boolean isRetryable(boolean idempotent, IOException exception) {
     boolean exceptionIsRetryable =
         exception instanceof SocketTimeoutException
             || exception instanceof SocketException
+            || (exception instanceof SSLException
+                && exception.getMessage().contains("Connection has been shutdown: "))
             || (exception instanceof SSLHandshakeException
                 && !(exception.getCause() instanceof CertificateException))
             || "insufficient data written".equals(exception.getMessage())
diff --git a/google-cloud-core/src/main/java/com/google/cloud/Timestamp.java b/google-cloud-core/src/main/java/com/google/cloud/Timestamp.java
index df111d3503..c2cf20a3e2 100644
--- a/google-cloud-core/src/main/java/com/google/cloud/Timestamp.java
+++ b/google-cloud-core/src/main/java/com/google/cloud/Timestamp.java
@@ -121,13 +121,13 @@ public static Timestamp now() {
   public static Timestamp of(java.sql.Timestamp timestamp) {
     int nanos = timestamp.getNanos();
 
-    // A pre-epoch timestamp will be off by one second because of the way that integer division
-    // works. For example, -1001 / 1000 == -1. In this case of timestamps, we want this result to be
-    // -2. This causes any pre-epoch timestamp to be off by 1 second - fix this by adjusting the
-    // seconds value by 1 if the timestamp < 0.
+    // A pre-epoch timestamp can be off by one second because of the way that integer division
+    // works. For example, -1001 / 1000 == -1. In this case, we want this result to be -2. This
+    // causes any pre-epoch timestamp to be off by 1 second - fix this by subtracting 1 from the
+    // seconds value if the seconds value is less than zero and is not divisible by 1000.
     // TODO: replace with Math.floorDiv when we drop Java 7 support
     long seconds = timestamp.getTime() / 1000;
-    if (seconds < 0) {
+    if (seconds < 0 && timestamp.getTime() % 1000 != 0) {
       --seconds;
     }
 
diff --git a/google-cloud-core/src/test/java/com/google/cloud/TimestampTest.java b/google-cloud-core/src/test/java/com/google/cloud/TimestampTest.java
index 12e13ef5b9..26bf9f2f8d 100644
--- a/google-cloud-core/src/test/java/com/google/cloud/TimestampTest.java
+++ b/google-cloud-core/src/test/java/com/google/cloud/TimestampTest.java
@@ -18,6 +18,7 @@
 
 import static com.google.common.testing.SerializableTester.reserializeAndAssert;
 import static com.google.common.truth.Truth.assertThat;
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 
 import com.google.common.testing.EqualsTester;
@@ -81,27 +82,43 @@ public void ofDate() {
   }
 
   @Test
-  public void ofSqlTimestamp() {
+  public void testOf() {
     String expectedTimestampString = "1970-01-01T00:00:12.345000000Z";
     java.sql.Timestamp input = new java.sql.Timestamp(12345);
     Timestamp timestamp = Timestamp.of(input);
-    assertThat(timestamp.toString()).isEqualTo(expectedTimestampString);
+    assertEquals(timestamp.toString(), expectedTimestampString);
   }
 
   @Test
-  public void ofSqlTimestampPreEpoch() {
+  public void testOf_exactSecond() {
+    String expectedTimestampString = "1970-01-01T00:00:12Z";
+    java.sql.Timestamp input = new java.sql.Timestamp(12000);
+    Timestamp timestamp = Timestamp.of(input);
+    assertEquals(timestamp.toString(), expectedTimestampString);
+  }
+
+  @Test
+  public void testOf_preEpoch() {
     String expectedTimestampString = "1969-12-31T23:59:47.655000000Z";
     java.sql.Timestamp input = new java.sql.Timestamp(-12345);
     Timestamp timestamp = Timestamp.of(input);
-    assertThat(timestamp.toString()).isEqualTo(expectedTimestampString);
+    assertEquals(timestamp.toString(), expectedTimestampString);
   }
 
   @Test
-  public void ofSqlTimestampOnEpoch() {
+  public void testOf_onEpoch() {
     String expectedTimestampString = "1970-01-01T00:00:00Z";
     java.sql.Timestamp input = new java.sql.Timestamp(0);
     Timestamp timestamp = Timestamp.of(input);
-    assertThat(timestamp.toString()).isEqualTo(expectedTimestampString);
+    assertEquals(timestamp.toString(), expectedTimestampString);
+  }
+
+  @Test
+  public void testOf_preEpochExactSecond() {
+    String expectedTimestampString = "1969-12-31T23:59:59Z";
+    java.sql.Timestamp input = new java.sql.Timestamp(-1000);
+    Timestamp timestamp = Timestamp.of(input);
+    assertEquals(timestamp.toString(), expectedTimestampString);
   }
 
   @Test
diff --git a/pom.xml b/pom.xml
index 5d1525e917..22a6a778ed 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.93.2</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>1.93.3</version><!-- {x-version-update:google-cloud-core:current} -->
   <name>Google Cloud Core Parent</name>
   <url>https://github.com/googleapis/java-core</url>
   <description>
@@ -385,7 +385,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.1.1</version>
+        <version>3.2.0</version>
         <reportSets>
           <reportSet>
             <id>html</id>
diff --git a/synth.metadata b/synth.metadata
index 99a64e1760..06bf95877b 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,5 +1,5 @@
 {
-  "updateTime": "2020-02-24T23:14:57.546329Z",
+  "updateTime": "2020-03-14T09:16:31.108382Z",
   "sources": [
     {
       "template": {
diff --git a/versions.txt b/versions.txt
index acbf6e6ef4..6a76ae69ca 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-core:1.93.2:1.93.2
\ No newline at end of file
+google-cloud-core:1.93.3:1.93.3
\ No newline at end of file