diff --git a/.travis.yml b/.travis.yml
index d7fd8ba0..5400c340 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -140,28 +140,49 @@ env:
   - S1=PHP V1=7.2 S2=PGSQL V2=9.0
   - S1=PHP V1=7.2 S2=PGSQL V2=9.1
   - S1=PHP V1=7.2 S2=PGSQL V2=9.2
+  - S1=PHP V1=7.2 S2=PGSQL V2=9.2-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=9.3
+  - S1=PHP V1=7.2 S2=PGSQL V2=9.3-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=9.4
+  - S1=PHP V1=7.2 S2=PGSQL V2=9.4-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=9.5
+  - S1=PHP V1=7.2 S2=PGSQL V2=9.5-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=9.6
+  - S1=PHP V1=7.2 S2=PGSQL V2=9.6-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.0
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.0-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.1
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.1-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.2
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.2-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.3
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.3-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.4
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.4-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.5
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.5-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=10.6
+  - S1=PHP V1=7.2 S2=PGSQL V2=10.6-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=11.0
+  - S1=PHP V1=7.2 S2=PGSQL V2=11.0-alpine
   - S1=PHP V1=7.2 S2=PGSQL V2=11.1
+  - S1=PHP V1=7.2 S2=PGSQL V2=11.1-alpine
   # PHP 7.2 vs Redis
   - S1=PHP V1=7.2 S2=REDIS V2=2.8
+  - S1=PHP V1=7.2 S2=REDIS V2=2.8-alpine
   - S1=PHP V1=7.2 S2=REDIS V2=3.0
+  - S1=PHP V1=7.2 S2=REDIS V2=3.0-alpine
   - S1=PHP V1=7.2 S2=REDIS V2=3.2
+  - S1=PHP V1=7.2 S2=REDIS V2=3.2-alpine
   - S1=PHP V1=7.2 S2=REDIS V2=4.0
+  - S1=PHP V1=7.2 S2=REDIS V2=4.0-alpine
   - S1=PHP V1=7.2 S2=REDIS V2=5.0
+  - S1=PHP V1=7.2 S2=REDIS V2=5.0-alpine
   # PHP 7.2 vs Memcached
   - S1=PHP V1=7.2 S2=MEMCD V2=1.4
+  - S1=PHP V1=7.2 S2=MEMCD V2=1.4-alpine
   - S1=PHP V1=7.2 S2=MEMCD V2=1.5
+  - S1=PHP V1=7.2 S2=MEMCD V2=1.5-alpine
   # PHP 7.2 vs MongoDB
   - S1=PHP V1=7.2 S2=MONGO V2=2.8
   - S1=PHP V1=7.2 S2=MONGO V2=3.0
diff --git a/env-example b/env-example
index 9741fbf6..6853e667 100644
--- a/env-example
+++ b/env-example
@@ -264,51 +264,75 @@ MYSQL_SERVER=mariadb-10.3
 ###
 ### 1.4 Choose PostgreSQL Server Image
 ###
-### IMPORTANT: You may use Alpine based images by appending "-alpine", but they might cause
-###            issues on DockerToolbox or OSX: https://github.com/docker/toolbox/issues/510
+### IMPORTANT: Apline based images might cause issues on Docker Toolbox or OSX
+###            https://github.com/docker/toolbox/issues/510
 ###
 #PGSQL_SERVER=9.0
 #PGSQL_SERVER=9.1
 #PGSQL_SERVER=9.2
+#PGSQL_SERVER=9.2-alpine
 #PGSQL_SERVER=9.3
+#PGSQL_SERVER=9.3-alpine
 #PGSQL_SERVER=9.4
+#PGSQL_SERVER=9.4-alpine
 #PGSQL_SERVER=9.5
+#PGSQL_SERVER=9.5-alpine
 #PGSQL_SERVER=9.6
+#PGSQL_SERVER=9.6-alpine
 #PGSQL_SERVER=10.0
+#PGSQL_SERVER=10.0-alpine
 #PGSQL_SERVER=10.1
+#PGSQL_SERVER=10.1-alpine
 #PGSQL_SERVER=10.2
+#PGSQL_SERVER=10.2-alpine
 #PGSQL_SERVER=10.3
+#PGSQL_SERVER=10.3-alpine
 #PGSQL_SERVER=10.4
+#PGSQL_SERVER=10.4-alpine
 #PGSQL_SERVER=10.5
+#PGSQL_SERVER=10.5-alpine
 #PGSQL_SERVER=10.6
+#PGSQL_SERVER=10.6-alpine
 #PGSQL_SERVER=11.0
+#PGSQL_SERVER=11.0-alpine
 PGSQL_SERVER=11.1
+#PGSQL_SERVER=11.1-alpine
 #PGSQL_SERVER=latest
+#PGSQL_SERVER=alpine
 
 
 ###
 ### 1.5 Choose Redis Server Image
 ###
-### IMPORTANT: You may use Alpine based images by appending "-alpine", but they might cause
-###            issues on DockerToolbox or OSX: https://github.com/docker/toolbox/issues/510
+### IMPORTANT: Apline based images might cause issues on Docker Toolbox or OSX
+###            https://github.com/docker/toolbox/issues/510
 ###
 #REDIS_SERVER=2.8
+#REDIS_SERVER=2.8-alpine
 #REDIS_SERVER=3.0
+#REDIS_SERVER=3.0-alpine
 #REDIS_SERVER=3.2
+#REDIS_SERVER=3.2-alpine
 #REDIS_SERVER=4.0
+#REDIS_SERVER=4.0-alpine
 REDIS_SERVER=5.0
+#REDIS_SERVER=5.0-alpine
 #REDIS_SERVER=latest
+#REDIS_SERVER=alpine
 
 
 ###
 ### 1.6 Choose Memcached Server Image
 ###
-### IMPORTANT: You may use Alpine based images by appending "-alpine", but they might cause
-###            issues on DockerToolbox or OSX: https://github.com/docker/toolbox/issues/510
+### IMPORTANT: Apline based images might cause issues on Docker Toolbox or OSX
+###            https://github.com/docker/toolbox/issues/510
 ###
 #MEMCD_SERVER=1.4
+#MEMCD_SERVER=1.4-alpine
 MEMCD_SERVER=1.5
+#MEMCD_SERVER=1.5-alpine
 #MEMCD_SERVER=latest
+#MEMCD_SERVER=alpine
 
 
 ###