diff --git a/Modules/Applications/AppImageUtils/app/otbDownloadSRTMTiles.cxx b/Modules/Applications/AppImageUtils/app/otbDownloadSRTMTiles.cxx
index 813fa5c2d043ed1e4abdc84d2c6af1a4217ec679..fa696a0097bc0a71f2e3210e30977cdce45718de 100644
--- a/Modules/Applications/AppImageUtils/app/otbDownloadSRTMTiles.cxx
+++ b/Modules/Applications/AppImageUtils/app/otbDownloadSRTMTiles.cxx
@@ -33,7 +33,7 @@ enum
   Mode_List
 };
 
-const std::string SRTMServerPath = "http://dds.cr.usgs.gov/srtm/version2_1/SRTM3/";
+const std::string SRTMServerPath = "https://dds.cr.usgs.gov/srtm/version2_1/SRTM3/";
 
 const std::string HGTZIPExtension = ".hgt.zip";
 const std::string HGTExtension = ".hgt";