diff --git a/src/iso19111/io.cpp b/src/iso19111/io.cpp
index bd29c310d7..d4b3dcb04b 100644
--- a/src/iso19111/io.cpp
+++ b/src/iso19111/io.cpp
@@ -6626,9 +6626,9 @@ static BaseObjectNNPtr createFromUserInput(const std::string &text,
     };
 
     // urn:ogc:def:crs:EPSG::4326
-    if (tokens.size() == 7 && tokens[0] == "urn") {
+    if (tokens.size() == 7 && tolower(tokens[0]) == "urn") {
 
-        const auto &type = tokens[3];
+        const auto type = tokens[3] == "CRS" ? "crs" : tokens[3];
         const auto &authName = tokens[4];
         const auto &code = tokens[6];
         return createFromURNPart(type, authName, code);
diff --git a/test/unit/test_io.cpp b/test/unit/test_io.cpp
index 780db16d25..cd880a3f22 100644
--- a/test/unit/test_io.cpp
+++ b/test/unit/test_io.cpp
@@ -10360,6 +10360,10 @@ TEST(io, createFromUserInput) {
     EXPECT_NO_THROW(
         createFromUserInput("urn:ogc:def:ellipsoid:EPSG::7030", dbContext));
 
+    // Found as srsName in some GMLs...
+    EXPECT_NO_THROW(
+        createFromUserInput("URN:OGC:DEF:CRS:OGC:1.3:CRS84", dbContext));
+
     // Legacy formulations
     EXPECT_NO_THROW(
         createFromUserInput("urn:x-ogc:def:crs:EPSG::4326", dbContext));