Merge pull request #94 from tstoeter/patch-1

Fix a small typo

README.md

@@ -38,7 +38,7 @@ This example uses the default `postgres` system database for convenience, in pra
 Configuration variables
 -----------------------
 
-All [OMERO configuration properties](https://docs.openmicroscopy.org/latest/omero/sysadmins/config.html) can be set be defining environment variables `CONFIG_omero_property_name=`.
+All [OMERO configuration properties](https://docs.openmicroscopy.org/latest/omero/sysadmins/config.html) can be set by defining environment variables `CONFIG_omero_property_name=`.
 Since `.` is not allowed in a variable name `.` must be replaced by `_`, and `_` by `__`, for example
 
     -e CONFIG_omero_web_public_enabled=false
@@ -90,4 +90,4 @@ Example with named volumes
 Running without links
 ---------------------
 
-As an alternative to running with `--link` the address of the database can be specified using the variable `CONFIG_omero_db_host`
+As an alternative to running with `--link` the address of the database can be specified using the variable `CONFIG_omero_db_host`.