diff --git a/src/fheroes2/editor/editor_interface_panel.cpp b/src/fheroes2/editor/editor_interface_panel.cpp
index 638288a8756..20c01091151 100644
--- a/src/fheroes2/editor/editor_interface_panel.cpp
+++ b/src/fheroes2/editor/editor_interface_panel.cpp
@@ -824,7 +824,7 @@ namespace Interface
                     [type = getSelectedObjectType(), group = getSelectedObjectGroup()]( const int32_t /*tileIndex*/ ) { setCustomCursor( group, type ); } );
                 return;
             case AdventureObjectBrush::MINES:
-                _interface.setCursorUpdater( [this]( const int32_t tileIndex ) {
+                _interface.setCursorUpdater( [this]( const int32_t /*tileIndex*/ ) {
                     int32_t type = -1;
                     int32_t color = -1;
                     getMineObjectProperties( type, color );
@@ -835,13 +835,6 @@ namespace Interface
                         return;
                     }
 
-                    if ( world.GetTiles( tileIndex ).GetGround() == Maps::Ground::WATER ) {
-                        // Mines cannot be placed on water.
-                        const fheroes2::Sprite & image = fheroes2::AGG::GetICN( ICN::SPELLS, 0 );
-                        Cursor::Get().setCustomImage( image, { -image.width() / 2, -image.height() / 2 } );
-                        return;
-                    }
-
                     assert( Maps::getObjectsByGroup( Maps::ObjectGroup::ADVENTURE_MINES ).size() > static_cast<size_t>( type ) );
 
                     // TODO: Implement a function to render also the owner flag after ownership selection is implemented.
diff --git a/src/fheroes2/maps/map_format_info.h b/src/fheroes2/maps/map_format_info.h
index d06b84fa13b..34a1dcba03e 100644
--- a/src/fheroes2/maps/map_format_info.h
+++ b/src/fheroes2/maps/map_format_info.h
@@ -182,7 +182,7 @@ namespace Maps::Map_Format
 
         uint8_t computerPlayerColors{ 0 };
 
-        // Does this event occur only once?
+        // Does this event occur more than once?
         bool isRecurringEvent{ false };
 
         // An artifact to be given as a reward.
@@ -222,6 +222,7 @@ namespace Maps::Map_Format
 
         uint32_t firstOccurrenceDay{ 0 };
 
+        // Repeat period for the event. 0 value means no repetition.
         uint32_t repeatPeriodInDays{ 0 };
 
         // Resources to be given as a reward.