diff --git a/code/nel/src/misc/hierarchical_timer.cpp b/code/nel/src/misc/hierarchical_timer.cpp
index 62dc0786a..70fb98d9f 100644
--- a/code/nel/src/misc/hierarchical_timer.cpp
+++ b/code/nel/src/misc/hierarchical_timer.cpp
@@ -1082,7 +1082,7 @@ NLMISC_CATEGORISED_COMMAND(nel,displayMeasures, "display hierarchical timer", "[
 	}
 
 	sint	depth = 0;
-	bool	hasDepth = (sscanf(args[0].c_str(), "%d", &depth) == 1 || (args.size() > 1 && sscanf(args[1].c_str(), "%d", &depth) == 1));
+	bool	hasDepth = (fromString(args[0], depth) || (args.size() > 1 && fromString(args[1], depth)));
 
 	CASE_DISPLAYMEASURES(NoSort, -3)
 	CASE_DISPLAYMEASURES(TotalTime, -2)
diff --git a/code/ryzom/server/src/ai_service/commands.cpp b/code/ryzom/server/src/ai_service/commands.cpp
index 8d8d1c7c9..0cea6f93c 100644
--- a/code/ryzom/server/src/ai_service/commands.cpp
+++ b/code/ryzom/server/src/ai_service/commands.cpp
@@ -3122,8 +3122,8 @@ static void setRyzomDebugDate(CRyzomDate &rd)
 NLMISC_COMMAND(setDebugHour, "set the current debug hour", "<hour>")
 {
 	if (args.size() != 1) return false;	
-	int hour;
-	if (sscanf(args[0].c_str(), "%d", &hour) != 1) return false;
+	sint hour;
+	if (!fromString(args[0], hour)) return false;
 	CRyzomDate rd;
 	getRyzomDebugDate(rd);
 	rd.Time = fmodf(rd.Time, 1.f) + (float) hour;
@@ -3134,8 +3134,8 @@ NLMISC_COMMAND(setDebugHour, "set the current debug hour", "<hour>")
 NLMISC_COMMAND(setDebugDayOfYear, "set the current debug day of year (first day has index 1)", "<day>")
 {
 	if (args.size() != 1) return false;	
-	int day;
-	if (sscanf(args[0].c_str(), "%d", &day) != 1) return false;
+	sint day;
+	if (!fromString(args[0], day)) return false;
 	CRyzomDate rd;	
 	getRyzomDebugDate(rd);
 	rd.Day = day - 1; // for the user, days start at '1'
diff --git a/code/ryzom/server/src/entities_game_service/entities_game_service.cpp b/code/ryzom/server/src/entities_game_service/entities_game_service.cpp
index 23a43beff..b84129e46 100644
--- a/code/ryzom/server/src/entities_game_service/entities_game_service.cpp
+++ b/code/ryzom/server/src/entities_game_service/entities_game_service.cpp
@@ -3916,7 +3916,8 @@ NLMISC_COMMAND( db, "Display or set the value of a property in the database", "<
 		{
 			// Set
 			sint64 value;
-			sscanf( args[2].c_str(), "%"NL_I64"d", &value );
+			fromString(args[2], value);
+
 			if ( (args.size() > 3) && (args[3]!="0") )
 			{
 				res = e->_PropertyDatabase.x_setPropButDontSend( entry, value );
diff --git a/code/ryzom/server/src/persistant_data_service/db_manager.cpp b/code/ryzom/server/src/persistant_data_service/db_manager.cpp
index 39590d3ca..582788257 100644
--- a/code/ryzom/server/src/persistant_data_service/db_manager.cpp
+++ b/code/ryzom/server/src/persistant_data_service/db_manager.cpp
@@ -1217,7 +1217,7 @@ NLMISC_COMMAND(dumpToXml, "dump the content of an object into an xml file", "<da
 
 		if (id == NLMISC::CEntityId::Unknown)
 		{
-			if (sscanf(args[1].c_str(), "%"NL_I64"u", &key) != 1)
+			if (!fromString(args[1], key))
 			{
 				log.displayNL("id '%s' is not recognized as an EntityId, an ObjectIndex nor a 64 bits raw key", args[1].c_str());
 				return false;