diff --git a/README.adoc b/README.adoc
index ed3289111b..9392eca520 100644
--- a/README.adoc
+++ b/README.adoc
@@ -206,6 +206,10 @@ The following table illustrates a list of commands for various databases that ca
 |TiDB
 |`./docker_db.sh tidb`
 |`./gradlew test -Pdb=tidb`
+
+|Informix
+|`./docker_db.sh informix`
+|`./gradlew test -Pdb=informix`
 |===
 
 To stop a container started by `docker`, use the command
diff --git a/docker_db.sh b/docker_db.sh
index 88d75eaecc..5ddb6906d4 100755
--- a/docker_db.sh
+++ b/docker_db.sh
@@ -967,7 +967,7 @@ informix_14_10() {
         echo "Waiting for Informix to start..."
         sleep 30
     done
-    if [ "$n" -ge 5 ]; then
+    if [ "$n" -ge 10 ]; then
       echo "Informix failed to start and configure after 5 minutes"
     else
       echo "Informix successfully started"
@@ -991,7 +991,7 @@ informix_12_10() {
         echo "Waiting for Informix to start..."
         sleep 30
     done
-    if [ "$n" -ge 5 ]; then
+    if [ "$n" -ge 10 ]; then
       echo "Informix failed to start and configure after 5 minutes"
     else
       echo "Informix successfully started"
diff --git a/gradle/databases.gradle b/gradle/databases.gradle
index 0823daef7e..7a5dd18047 100644
--- a/gradle/databases.gradle
+++ b/gradle/databases.gradle
@@ -295,7 +295,7 @@ ext {
                         'jdbc.driver': 'com.informix.jdbc.IfxDriver',
                         'jdbc.user'  : 'informix',
                         'jdbc.pass'  : 'in4mix',
-                        'jdbc.url'   : 'jdbc:informix-sqli://' + dbHost + ':9088/sysuser:INFORMIXSERVER=dev;user=informix;password=in4mix',
+                        'jdbc.url'   : 'jdbc:informix-sqli://' + dbHost + ':9088/sysuser:INFORMIXSERVER=informix;user=informix;password=in4mix;DELIMIDENT=Y',
                         'jdbc.datasource' : 'com.informix.jdbc.IfxDriver',
 //                        'jdbc.datasource' : 'com.informix.jdbcx.IfxDataSource',
                         'connection.init_sql' : ''