diff --git a/env-example b/env-example
index 513425c6..15f55b8d 100644
--- a/env-example
+++ b/env-example
@@ -336,6 +336,8 @@ AEROSPIKE_INFO_PORT=3003
 # for all versions "https://github.com/aerospike/aerospike-client-php/archive/master.tar.gz"
 # for php 7.2 (using this branch until the support for 7.2 on master) "https://github.com/aerospike/aerospike-client-php/archive/7.2.0-release-candidate.tar.gz"
 AEROSPIKE_PHP_REPOSITORY=https://github.com/aerospike/aerospike-client-php/archive/7.2.0-release-candidate.tar.gz
+# for php 5.6
+# AEROSPIKE_PHP_REPOSITORY=https://github.com/aerospike/aerospike-client-php5/archive/3.4.15.tar.gz
 
 ### RETHINKDB #############################################
 
@@ -406,4 +408,4 @@ MONGO_WEBUI_INSTALL_MONGO=false
 ### METABASE ###############################################
 METABASE_PORT=3030
 METABASE_DB_FILE=metabase.db
-METABASE_JAVA_TIMEZONE=US/Pacific
\ No newline at end of file
+METABASE_JAVA_TIMEZONE=US/Pacific
diff --git a/travis-build.sh b/travis-build.sh
index d6aec972..eeee67ba 100755
--- a/travis-build.sh
+++ b/travis-build.sh
@@ -15,6 +15,10 @@ if [ -n "${PHP_VERSION}" ]; then
     sed -i -- "s/PHP_VERSION=.*/PHP_VERSION=${PHP_VERSION}/g" .env
     sed -i -- 's/=false/=true/g' .env
     sed -i -- 's/PHPDBG=true/PHPDBG=false/g' .env
+    if [ "${PHP_VERSION}" == "5.6" ]; then
+        sed -i -- 's/^AEROSPIKE_PHP_REPOSITORY=/##AEROSPIKE_PHP_REPOSITORY=/g' .env
+        sed -i -- 's/^# AEROSPIKE_PHP_REPOSITORY=/AEROSPIKE_PHP_REPOSITORY=/g' .env
+    fi
     cat .env
     docker-compose build ${BUILD_SERVICE}
     docker images
diff --git a/workspace/Dockerfile b/workspace/Dockerfile
index 60c6cdb1..2a639f11 100644
--- a/workspace/Dockerfile
+++ b/workspace/Dockerfile
@@ -493,12 +493,22 @@ RUN if [ ${INSTALL_AEROSPIKE} = true ]; then \
     curl -L -o /tmp/aerospike-client-php.tar.gz ${AEROSPIKE_PHP_REPOSITORY} \
     && mkdir -p aerospike-client-php \
     && tar -C aerospike-client-php -zxvf /tmp/aerospike-client-php.tar.gz --strip 1 \
-    && ( \
-        cd aerospike-client-php/src \
-        && phpize \
-        && ./build.sh \
-        && make install \
-    ) \
+    && \
+      if [ $(php -r "echo PHP_MAJOR_VERSION;") = "5" ]; then \
+        ( \
+            cd aerospike-client-php/src/aerospike \
+            && phpize \
+            && ./build.sh \
+            && make install \
+        ) \
+      else \
+        ( \
+            cd aerospike-client-php/src \
+            && phpize \
+            && ./build.sh \
+            && make install \
+        ) \
+      fi \
     && rm /tmp/aerospike-client-php.tar.gz \
     && echo 'extension=aerospike.so' >> /etc/php/${LARADOCK_PHP_VERSION}/cli/conf.d/aerospike.ini \
     && echo 'aerospike.udf.lua_system_path=/usr/local/aerospike/lua' >> /etc/php/${LARADOCK_PHP_VERSION}/cli/conf.d/aerospike.ini \