diff --git a/src/ol/proj/epsg3857projection.js b/src/ol/proj/epsg3857.js similarity index 100% rename from src/ol/proj/epsg3857projection.js rename to src/ol/proj/epsg3857.js diff --git a/src/ol/proj/epsg4326projection.js b/src/ol/proj/epsg4326.js similarity index 100% rename from src/ol/proj/epsg4326projection.js rename to src/ol/proj/epsg4326.js diff --git a/src/ol/proj/proj.js b/src/ol/proj/index.js similarity index 100% rename from src/ol/proj/proj.js rename to src/ol/proj/index.js diff --git a/src/ol/proj/proj.jsdoc b/src/ol/proj/index.jsdoc similarity index 100% rename from src/ol/proj/proj.jsdoc rename to src/ol/proj/index.jsdoc diff --git a/test/spec/ol/proj/epsg3857projection.test.js b/test/spec/ol/proj/epsg3857.test.js similarity index 100% rename from test/spec/ol/proj/epsg3857projection.test.js rename to test/spec/ol/proj/epsg3857.test.js diff --git a/test/spec/ol/proj/proj.test.js b/test/spec/ol/proj/index.test.js similarity index 100% rename from test/spec/ol/proj/proj.test.js rename to test/spec/ol/proj/index.test.js