diff --git a/src/ol/GeolocationProperty.js b/src/ol/GeolocationProperty.js
index 087e7aa842..1ae8cf9a5b 100644
--- a/src/ol/GeolocationProperty.js
+++ b/src/ol/GeolocationProperty.js
@@ -1,10 +1,11 @@
 /**
  * @module ol/GeolocationProperty
  */
+
 /**
  * @enum {string}
  */
-var _ol_GeolocationProperty_ = {
+export default {
   ACCURACY: 'accuracy',
   ACCURACY_GEOMETRY: 'accuracyGeometry',
   ALTITUDE: 'altitude',
@@ -16,5 +17,3 @@ var _ol_GeolocationProperty_ = {
   TRACKING: 'tracking',
   TRACKING_OPTIONS: 'trackingOptions'
 };
-
-export default _ol_GeolocationProperty_;
diff --git a/src/ol/ImageState.js b/src/ol/ImageState.js
index 865680689a..0b6c1cbd20 100644
--- a/src/ol/ImageState.js
+++ b/src/ol/ImageState.js
@@ -1,14 +1,13 @@
 /**
  * @module ol/ImageState
  */
+
 /**
  * @enum {number}
  */
-var _ol_ImageState_ = {
+export default {
   IDLE: 0,
   LOADING: 1,
   LOADED: 2,
   ERROR: 3
 };
-
-export default _ol_ImageState_;
diff --git a/src/ol/MapProperty.js b/src/ol/MapProperty.js
index dabdb21b2a..fe940e027c 100644
--- a/src/ol/MapProperty.js
+++ b/src/ol/MapProperty.js
@@ -1,14 +1,13 @@
 /**
  * @module ol/MapProperty
  */
+
 /**
  * @enum {string}
  */
-var _ol_MapProperty_ = {
+export default {
   LAYERGROUP: 'layergroup',
   SIZE: 'size',
   TARGET: 'target',
   VIEW: 'view'
 };
-
-export default _ol_MapProperty_;
diff --git a/src/ol/OverlayPositioning.js b/src/ol/OverlayPositioning.js
index f864614e20..b0584fe558 100644
--- a/src/ol/OverlayPositioning.js
+++ b/src/ol/OverlayPositioning.js
@@ -1,13 +1,14 @@
 /**
  * @module ol/OverlayPositioning
  */
+
 /**
  * Overlay position: `'bottom-left'`, `'bottom-center'`,  `'bottom-right'`,
  * `'center-left'`, `'center-center'`, `'center-right'`, `'top-left'`,
  * `'top-center'`, `'top-right'`
  * @enum {string}
  */
-var _ol_OverlayPositioning_ = {
+export default {
   BOTTOM_LEFT: 'bottom-left',
   BOTTOM_CENTER: 'bottom-center',
   BOTTOM_RIGHT: 'bottom-right',
@@ -18,5 +19,3 @@ var _ol_OverlayPositioning_ = {
   TOP_CENTER: 'top-center',
   TOP_RIGHT: 'top-right'
 };
-
-export default _ol_OverlayPositioning_;
diff --git a/src/ol/TileState.js b/src/ol/TileState.js
index 5fc633f9f5..28eccf259f 100644
--- a/src/ol/TileState.js
+++ b/src/ol/TileState.js
@@ -1,10 +1,11 @@
 /**
  * @module ol/TileState
  */
+
 /**
  * @enum {number}
  */
-var _ol_TileState_ = {
+export default {
   IDLE: 0,
   LOADING: 1,
   LOADED: 2,
@@ -12,5 +13,3 @@ var _ol_TileState_ = {
   EMPTY: 4,
   ABORT: 5
 };
-
-export default _ol_TileState_;
diff --git a/src/ol/ViewHint.js b/src/ol/ViewHint.js
index 44f30bbba6..92c75624c3 100644
--- a/src/ol/ViewHint.js
+++ b/src/ol/ViewHint.js
@@ -1,12 +1,11 @@
 /**
  * @module ol/ViewHint
  */
+
 /**
  * @enum {number}
  */
-var _ol_ViewHint_ = {
+export default {
   ANIMATING: 0,
   INTERACTING: 1
 };
-
-export default _ol_ViewHint_;
diff --git a/src/ol/ViewProperty.js b/src/ol/ViewProperty.js
index 5e14d02988..192863d084 100644
--- a/src/ol/ViewProperty.js
+++ b/src/ol/ViewProperty.js
@@ -1,13 +1,12 @@
 /**
  * @module ol/ViewProperty
  */
+
 /**
  * @enum {string}
  */
-var _ol_ViewProperty_ = {
+export default {
   CENTER: 'center',
   RESOLUTION: 'resolution',
   ROTATION: 'rotation'
 };
-
-export default _ol_ViewProperty_;
diff --git a/src/ol/events/KeyCode.js b/src/ol/events/KeyCode.js
index 8c21fdd50c..e855570c82 100644
--- a/src/ol/events/KeyCode.js
+++ b/src/ol/events/KeyCode.js
@@ -1,6 +1,7 @@
 /**
  * @module ol/events/KeyCode
  */
+
 /**
  * @enum {number}
  * @const
diff --git a/src/ol/extent/Corner.js b/src/ol/extent/Corner.js
index 0f98ebc79e..3336d03422 100644
--- a/src/ol/extent/Corner.js
+++ b/src/ol/extent/Corner.js
@@ -1,6 +1,7 @@
 /**
  * @module ol/extent/Corner
  */
+
 /**
  * Extent corner.
  * @enum {string}
diff --git a/src/ol/extent/Relationship.js b/src/ol/extent/Relationship.js
index 6cad82a5ad..bc983e3953 100644
--- a/src/ol/extent/Relationship.js
+++ b/src/ol/extent/Relationship.js
@@ -1,6 +1,7 @@
 /**
  * @module ol/extent/Relationship
  */
+
 /**
  * Relationship to an extent.
  * @enum {number}
diff --git a/src/ol/format/IGCZ.js b/src/ol/format/IGCZ.js
index 587cdef0fd..4cc557be82 100644
--- a/src/ol/format/IGCZ.js
+++ b/src/ol/format/IGCZ.js
@@ -1,14 +1,13 @@
 /**
  * @module ol/format/IGCZ
  */
+
 /**
  * IGC altitude/z. One of 'barometric', 'gps', 'none'.
  * @enum {string}
  */
-var _ol_format_IGCZ_ = {
+export default {
   BAROMETRIC: 'barometric',
   GPS: 'gps',
   NONE: 'none'
 };
-
-export default _ol_format_IGCZ_;
diff --git a/src/ol/geom/GeometryLayout.js b/src/ol/geom/GeometryLayout.js
index 7fe50df068..25e5350612 100644
--- a/src/ol/geom/GeometryLayout.js
+++ b/src/ol/geom/GeometryLayout.js
@@ -1,17 +1,16 @@
 /**
  * @module ol/geom/GeometryLayout
  */
+
 /**
  * The coordinate layout for geometries, indicating whether a 3rd or 4th z ('Z')
  * or measure ('M') coordinate is available. Supported values are `'XY'`,
  * `'XYZ'`, `'XYM'`, `'XYZM'`.
  * @enum {string}
  */
-var GeometryLayout = {
+export default {
   XY: 'XY',
   XYZ: 'XYZ',
   XYM: 'XYM',
   XYZM: 'XYZM'
 };
-
-export default GeometryLayout;
diff --git a/src/ol/interaction/Property.js b/src/ol/interaction/Property.js
index 864fcfa590..74a7ef91a7 100644
--- a/src/ol/interaction/Property.js
+++ b/src/ol/interaction/Property.js
@@ -1,11 +1,10 @@
 /**
  * @module ol/interaction/Property
  */
+
 /**
  * @enum {string}
  */
-var _ol_interaction_Property_ = {
+export default {
   ACTIVE: 'active'
 };
-
-export default _ol_interaction_Property_;
diff --git a/src/ol/layer/Property.js b/src/ol/layer/Property.js
index 9714dd31a9..a8d8fe3ad2 100644
--- a/src/ol/layer/Property.js
+++ b/src/ol/layer/Property.js
@@ -1,10 +1,11 @@
 /**
  * @module ol/layer/Property
  */
+
 /**
  * @enum {string}
  */
-var _ol_layer_Property_ = {
+export default {
   OPACITY: 'opacity',
   VISIBLE: 'visible',
   EXTENT: 'extent',
@@ -13,5 +14,3 @@ var _ol_layer_Property_ = {
   MIN_RESOLUTION: 'minResolution',
   SOURCE: 'source'
 };
-
-export default _ol_layer_Property_;
diff --git a/src/ol/layer/TileProperty.js b/src/ol/layer/TileProperty.js
index 53390f7349..ab100a416b 100644
--- a/src/ol/layer/TileProperty.js
+++ b/src/ol/layer/TileProperty.js
@@ -1,12 +1,11 @@
 /**
  * @module ol/layer/TileProperty
  */
+
 /**
  * @enum {string}
  */
-var _ol_layer_TileProperty_ = {
+export default {
   PRELOAD: 'preload',
   USE_INTERIM_TILES_ON_ERROR: 'useInterimTilesOnError'
 };
-
-export default _ol_layer_TileProperty_;
diff --git a/src/ol/render/canvas/Instruction.js b/src/ol/render/canvas/Instruction.js
index 43f6dfb8c0..70421bc1e2 100644
--- a/src/ol/render/canvas/Instruction.js
+++ b/src/ol/render/canvas/Instruction.js
@@ -1,10 +1,11 @@
 /**
  * @module ol/render/canvas/Instruction
  */
+
 /**
  * @enum {number}
  */
-var _ol_render_canvas_Instruction_ = {
+export default {
   BEGIN_GEOMETRY: 0,
   BEGIN_PATH: 1,
   CIRCLE: 2,
@@ -19,5 +20,3 @@ var _ol_render_canvas_Instruction_ = {
   SET_STROKE_STYLE: 11,
   STROKE: 12
 };
-
-export default _ol_render_canvas_Instruction_;
diff --git a/src/ol/source/State.js b/src/ol/source/State.js
index ebf8dd5331..8f2947e914 100644
--- a/src/ol/source/State.js
+++ b/src/ol/source/State.js
@@ -1,15 +1,14 @@
 /**
  * @module ol/source/State
  */
+
 /**
  * State of the source, one of 'undefined', 'loading', 'ready' or 'error'.
  * @enum {string}
  */
-var _ol_source_State_ = {
+export default {
   UNDEFINED: 'undefined',
   LOADING: 'loading',
   READY: 'ready',
   ERROR: 'error'
 };
-
-export default _ol_source_State_;
diff --git a/src/ol/source/WMTSRequestEncoding.js b/src/ol/source/WMTSRequestEncoding.js
index 8a5e95ba9b..3bc7451095 100644
--- a/src/ol/source/WMTSRequestEncoding.js
+++ b/src/ol/source/WMTSRequestEncoding.js
@@ -1,13 +1,12 @@
 /**
  * @module ol/source/WMTSRequestEncoding
  */
+
 /**
  * Request encoding. One of 'KVP', 'REST'.
  * @enum {string}
  */
-var _ol_source_WMTSRequestEncoding_ = {
+export default {
   KVP: 'KVP',  // see spec §8
   REST: 'REST' // see spec §10
 };
-
-export default _ol_source_WMTSRequestEncoding_;
diff --git a/src/ol/style/IconAnchorUnits.js b/src/ol/style/IconAnchorUnits.js
index 703c8771a9..eaa549d3ce 100644
--- a/src/ol/style/IconAnchorUnits.js
+++ b/src/ol/style/IconAnchorUnits.js
@@ -1,13 +1,12 @@
 /**
  * @module ol/style/IconAnchorUnits
  */
+
 /**
  * Icon anchor units. One of 'fraction', 'pixels'.
  * @enum {string}
  */
-var _ol_style_IconAnchorUnits_ = {
+export default {
   FRACTION: 'fraction',
   PIXELS: 'pixels'
 };
-
-export default _ol_style_IconAnchorUnits_;
diff --git a/src/ol/style/IconOrigin.js b/src/ol/style/IconOrigin.js
index 1c473ba59c..d1bad0bdf7 100644
--- a/src/ol/style/IconOrigin.js
+++ b/src/ol/style/IconOrigin.js
@@ -1,15 +1,14 @@
 /**
  * @module ol/style/IconOrigin
  */
+
 /**
  * Icon origin. One of 'bottom-left', 'bottom-right', 'top-left', 'top-right'.
  * @enum {string}
  */
-var _ol_style_IconOrigin_ = {
+export default {
   BOTTOM_LEFT: 'bottom-left',
   BOTTOM_RIGHT: 'bottom-right',
   TOP_LEFT: 'top-left',
   TOP_RIGHT: 'top-right'
 };
-
-export default _ol_style_IconOrigin_;
diff --git a/src/ol/style/TextPlacement.js b/src/ol/style/TextPlacement.js
index 636863f8e0..5c3cd77528 100644
--- a/src/ol/style/TextPlacement.js
+++ b/src/ol/style/TextPlacement.js
@@ -1,6 +1,7 @@
 /**
  * @module ol/style/TextPlacement
  */
+
 /**
  * Text placement. One of `'point'`, `'line'`. Default is `'point'`. Note that
  * `'line'` requires the underlying geometry to be a {@link ol.geom.LineString},
@@ -8,9 +9,7 @@
  * {@link ol.geom.MultiPolygon}.
  * @enum {string}
  */
-var _ol_style_TextPlacement_ = {
+export default {
   POINT: 'point',
   LINE: 'line'
 };
-
-export default _ol_style_TextPlacement_;