diff --git a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/CassandraAdminTemplate.java b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/CassandraAdminTemplate.java
index d89b0e4fd..be5a4aa73 100644
--- a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/CassandraAdminTemplate.java
+++ b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/CassandraAdminTemplate.java
@@ -134,7 +134,7 @@ public class CassandraAdminTemplate extends CassandraTemplate implements Cassand
 		Assert.notNull(tableName, "Table name must not be null");
 
 		return Optional.ofNullable(getCqlOperations().execute((SessionCallback<TableMetadata>) session -> session
-				.getCluster().getMetadata().getKeyspace(keyspace).getTable(tableName.toCql())));
+				.getCluster().getMetadata().getKeyspace(Metadata.quoteIfNecessary(keyspace)).getTable(tableName.toCql())));
 	}
 
 	/* (non-Javadoc)
@@ -149,8 +149,7 @@ public class CassandraAdminTemplate extends CassandraTemplate implements Cassand
 			String keyspace = Metadata.quoteIfNecessary(session.getLoggedKeyspace());
 			KeyspaceMetadata keyspaceMetadata = session.getCluster().getMetadata().getKeyspace(keyspace);
 
-			Assert.state(keyspaceMetadata != null,
-					String.format("Metadata for keyspace [%s] not available", keyspace));
+			Assert.state(keyspaceMetadata != null, String.format("Metadata for keyspace [%s] not available", keyspace));
 
 			return keyspaceMetadata;
 		});
diff --git a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolver.java b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolver.java
index ddb1f083e..a81ceaad2 100644
--- a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolver.java
+++ b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolver.java
@@ -21,6 +21,7 @@ import org.springframework.util.Assert;
 
 import com.datastax.driver.core.Cluster;
 import com.datastax.driver.core.KeyspaceMetadata;
+import com.datastax.driver.core.Metadata;
 import com.datastax.driver.core.UserType;
 
 /**
@@ -47,7 +48,7 @@ public class SimpleUserTypeResolver implements UserTypeResolver {
 		Assert.notNull(cluster, "Cluster must not be null");
 		Assert.hasText(keyspaceName, "Keyspace must not be null or empty");
 
-		this.keyspaceName = keyspaceName;
+		this.keyspaceName = Metadata.quoteIfNecessary(keyspaceName);
 		this.cluster = cluster;
 	}
 
diff --git a/spring-data-cassandra/src/test/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolverUnitTests.java b/spring-data-cassandra/src/test/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolverUnitTests.java
new file mode 100644
index 000000000..b56ff9cbf
--- /dev/null
+++ b/spring-data-cassandra/src/test/java/org/springframework/data/cassandra/core/mapping/SimpleUserTypeResolverUnitTests.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.cassandra.core.mapping;
+
+import static org.mockito.Mockito.*;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+
+import org.springframework.data.cassandra.core.cql.CqlIdentifier;
+
+import com.datastax.driver.core.Cluster;
+import com.datastax.driver.core.KeyspaceMetadata;
+import com.datastax.driver.core.Metadata;
+
+/**
+ * Unit tests for {@link SimpleUserTypeResolver}.
+ *
+ * @author Mark Paluch
+ */
+@RunWith(MockitoJUnitRunner.class)
+public class SimpleUserTypeResolverUnitTests {
+
+	@Mock Cluster cluster;
+	@Mock Metadata metadata;
+	@Mock KeyspaceMetadata keyspaceMetadata;
+
+	@Before
+	public void before() {
+		when(cluster.getMetadata()).thenReturn(metadata);
+		when(metadata.getKeyspace(anyString())).thenReturn(keyspaceMetadata);
+	}
+
+	@Test // DATACASS-720
+	public void shouldQuoteCaseSensitiveKeyspaceName() {
+
+		SimpleUserTypeResolver resolver = new SimpleUserTypeResolver(cluster, "MyKeyspace");
+
+		resolver.resolveType(CqlIdentifier.of("user_type"));
+
+		verify(metadata).getKeyspace("\"MyKeyspace\"");
+	}
+}