diff --git a/Source/OSM.MapControl.pas b/Source/OSM.MapControl.pas
index 34af3bb..142057b 100644
--- a/Source/OSM.MapControl.pas
+++ b/Source/OSM.MapControl.pas
@@ -2,6 +2,8 @@
   Visual control displaying a map.
   Data for the map (tile images) must be supplied via callbacks.
   See OSM.TileStorage unit
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit OSM.MapControl;
 
diff --git a/Source/OSM.NetworkRequest.pas b/Source/OSM.NetworkRequest.pas
index 3898766..00fb2a2 100644
--- a/Source/OSM.NetworkRequest.pas
+++ b/Source/OSM.NetworkRequest.pas
@@ -2,6 +2,8 @@
   Generic (no real network implementation) classes and declarations for
   requesting OSM tile images from network.
   Real network function from any network must be supplied to actually execute request.
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit OSM.NetworkRequest;
 
diff --git a/Source/OSM.SlippyMapUtils.pas b/Source/OSM.SlippyMapUtils.pas
index 8675f98..8a28f8d 100644
--- a/Source/OSM.SlippyMapUtils.pas
+++ b/Source/OSM.SlippyMapUtils.pas
@@ -6,6 +6,8 @@
     which is based on UNIT openmap.pas
     https://github.com/norayr/meridian23/blob/master/openmap/openmap.pas
     New BSD License
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit OSM.SlippyMapUtils;
 
diff --git a/Source/OSM.TileStorage.pas b/Source/OSM.TileStorage.pas
index 78b588d..d2cf482 100644
--- a/Source/OSM.TileStorage.pas
+++ b/Source/OSM.TileStorage.pas
@@ -2,6 +2,8 @@
   OSM tile images cache.
   Stores tile images for the map, could read/save them from/to local files but
   doesn't request them from network. See OSM.NetworkRequest unit
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit OSM.TileStorage;
 
diff --git a/Source/RTLInetRequest.pas b/Source/RTLInetRequest.pas
index 976b06f..c8b8ca0 100644
--- a/Source/RTLInetRequest.pas
+++ b/Source/RTLInetRequest.pas
@@ -2,6 +2,8 @@
   Implements blocking HTTP request with HTTP class from RTL
   FPC: fphttpclient unit
   Delphi: TNetHTTPRequest (since XE8). Older versions must use other engines
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit RTLInetRequest;
 
diff --git a/Source/SynapseRequest.pas b/Source/SynapseRequest.pas
index faf58ff..2ae80f5 100644
--- a/Source/SynapseRequest.pas
+++ b/Source/SynapseRequest.pas
@@ -2,6 +2,8 @@
   Implements blocking HTTP request with Synapse framework.
 
     based on code by Simon Kroik, 06.2018, kroiksm@gmx.de
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit SynapseRequest;
 
diff --git a/Source/WinInetRequest.pas b/Source/WinInetRequest.pas
index f19a359..0a7ce32 100644
--- a/Source/WinInetRequest.pas
+++ b/Source/WinInetRequest.pas
@@ -1,6 +1,8 @@
 {
   Implements blocking HTTP request with WinInet.
   Windows-only
+
+  (c) Fr0sT-Brutal https://github.com/Fr0sT-Brutal/Delphi_OSMMap
 }
 unit WinInetRequest;