diff --git a/initial-configuration/install-dependencies-docker.sh b/initial-configuration/install-dependencies-docker.sh
index 096f3853..5622e111 100755
--- a/initial-configuration/install-dependencies-docker.sh
+++ b/initial-configuration/install-dependencies-docker.sh
@@ -1,7 +1,18 @@
 
 #!/usr/bin/env bash
 
-CWD=`pwd`
+sed_inplace() {
+  if [ "$(uname)" = "Darwin" ]; then
+    sed -i '' "$@"
+  else
+    sed -i "$@"
+  fi
+}
+
+CWD=$(pwd)
+# this makes tr work on OSX
+export LC_CTYPE=C
+export LC_ALL=C
 
 # $1 is the path to the docker-config dir $2 is the path to the rc rc_file
 function set_docker_config_dir {
@@ -24,7 +35,7 @@ function set_docker_config_dir {
     # If the config dir exists, we still want to clean up old settings for it
     export DOCKER_CONFIG_DIR=$1
     # delete any old config lines in bash config file
-    grep 'DOCKER_CONFIG_DIR' "$rc_file" && sed -i '/DOCKER_CONFIG_DIR/d' "$rc_file"
+    grep 'DOCKER_CONFIG_DIR' "$rc_file" && sed_inplace '/DOCKER_CONFIG_DIR/d' "$rc_file"
     echo "export DOCKER_CONFIG_DIR=$docker_config_dir" >> "$rc_file"
   fi
 }
@@ -154,12 +165,12 @@ mkdir -p /var/log/httpd-docker-logs/ssl_mutex
 
 export APP_ID=`uuidgen | tr '[:upper:]' '[:lower:]'`
 export APP_ID_HEX=`echo $APP_ID | awk '{ print toupper($0) }'|sed 's/-//g'`
-sed -i "s/__STACK_SPECIFIC_APPLICATION_ID__/$APP_ID/g" $DOCKER_CONFIG_DIR/httpd/picsureui_settings.json
-sed -i "s/__STACK_SPECIFIC_APPLICATION_ID__/$APP_ID/g" $DOCKER_CONFIG_DIR/wildfly/standalone.xml
+sed_inplace "s/__STACK_SPECIFIC_APPLICATION_ID__/$APP_ID/g" $DOCKER_CONFIG_DIR/httpd/picsureui_settings.json
+sed_inplace "s/__STACK_SPECIFIC_APPLICATION_ID__/$APP_ID/g" $DOCKER_CONFIG_DIR/wildfly/standalone.xml
 
 export RESOURCE_ID=`uuidgen | tr '[:upper:]' '[:lower:]'`
 export RESOURCE_ID_HEX=`echo $RESOURCE_ID | awk '{ print toupper($0) }'|sed 's/-//g'`
-sed -i "s/__STACK_SPECIFIC_RESOURCE_UUID__/$RESOURCE_ID/g" $DOCKER_CONFIG_DIR/httpd/picsureui_settings.json
+sed_inplace "s/__STACK_SPECIFIC_RESOURCE_UUID__/$RESOURCE_ID/g" $DOCKER_CONFIG_DIR/httpd/picsureui_settings.json
 
 echo $APP_ID > $DOCKER_CONFIG_DIR/APP_ID_RAW
 echo $APP_ID_HEX > $DOCKER_CONFIG_DIR/APP_ID_HEX
diff --git a/initial-configuration/mysql-docker/setup.sh b/initial-configuration/mysql-docker/setup.sh
index 8475d97e..e06f169e 100755
--- a/initial-configuration/mysql-docker/setup.sh
+++ b/initial-configuration/mysql-docker/setup.sh
@@ -50,22 +50,22 @@ if [ -z "$(docker ps --format '{{.Names}}' | grep picsure-db)" ]; then
   docker exec -t picsure-db mysql -u root -p$(cat ../pass.tmp) -e "CREATE USER 'airflow'@'%' IDENTIFIED BY '$(cat airflow.tmp)';";
   docker exec -t picsure-db mysql -u root -p$(cat ../pass.tmp) -e "GRANT ALL PRIVILEGES ON auth.* TO 'airflow'@'%';FLUSH PRIVILEGES;";
   docker exec -t picsure-db mysql -u root -p$(cat ../pass.tmp) -e "GRANT ALL PRIVILEGES ON picsure.* TO 'airflow'@'%';FLUSH PRIVILEGES;";
-  sed -i s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/auth/flyway-auth.conf
-  sed -i s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/auth/sql.properties
-  sed -i s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/picsure/flyway-picsure.conf
-  sed -i s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/picsure/sql.properties
+  sed_inplace s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/auth/flyway-auth.conf
+  sed_inplace s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/auth/sql.properties
+  sed_inplace s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/picsure/flyway-picsure.conf
+  sed_inplace s/__AIRFLOW_MYSQL_PASSWORD__/`cat airflow.tmp`/g $DOCKER_CONFIG_DIR/flyway/picsure/sql.properties
   rm -f airflow.tmp
 
   echo "` < /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-24}`" > picsure.tmp
   docker exec -t picsure-db mysql -u root -p`cat ../pass.tmp` -e "CREATE USER 'picsure'@'%' IDENTIFIED BY '`cat picsure.tmp`';";
   docker exec -t picsure-db mysql -u root -p`cat ../pass.tmp` -e "GRANT ALL PRIVILEGES ON picsure.* to 'picsure'@'%';FLUSH PRIVILEGES";
-  sed -i s/__PIC_SURE_MYSQL_PASSWORD__/`cat picsure.tmp`/g $DOCKER_CONFIG_DIR/wildfly/standalone.xml
+  sed_inplace s/__PIC_SURE_MYSQL_PASSWORD__/`cat picsure.tmp`/g $DOCKER_CONFIG_DIR/wildfly/standalone.xml
   rm -f picsure.tmp
 
   echo "` < /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-24}`" > auth.tmp
   docker exec -t picsure-db mysql -u root -p`cat ../pass.tmp` -e "CREATE USER 'auth'@'%' IDENTIFIED BY '`cat auth.tmp`';";
   docker exec -t picsure-db mysql -u root -p`cat ../pass.tmp` -e "GRANT ALL PRIVILEGES ON auth.* to 'auth'@'%';FLUSH PRIVILEGES;";
-  sed -i s/__AUTH_MYSQL_PASSWORD__/`cat auth.tmp`/g $DOCKER_CONFIG_DIR/wildfly/standalone.xml
+  sed_inplace s/__AUTH_MYSQL_PASSWORD__/`cat auth.tmp`/g $DOCKER_CONFIG_DIR/wildfly/standalone.xml
   rm -f auth.tmp
 
   cd $CWD