diff --git a/src/core/qgscacheindex.h b/src/core/qgscacheindex.h
index 3c46a1aedb9..bd307d55a8e 100644
--- a/src/core/qgscacheindex.h
+++ b/src/core/qgscacheindex.h
@@ -30,6 +30,10 @@ class QgsFeatureIterator;
 class CORE_EXPORT QgsAbstractCacheIndex
 {
   public:
+
+    /**
+     * Constructor for QgsAbstractCacheIndex.
+     */
     QgsAbstractCacheIndex() = default;
     virtual ~QgsAbstractCacheIndex() = default;
 
diff --git a/src/core/qgscolorscheme.h b/src/core/qgscolorscheme.h
index d12b37cda39..45abd30f798 100644
--- a/src/core/qgscolorscheme.h
+++ b/src/core/qgscolorscheme.h
@@ -54,6 +54,9 @@ class CORE_EXPORT QgsColorScheme
     };
     Q_DECLARE_FLAGS( SchemeFlags, SchemeFlag )
 
+    /**
+     * Constructor for QgsColorScheme.
+     */
     QgsColorScheme() = default;
 
     virtual ~QgsColorScheme() = default;
diff --git a/src/core/qgsvectorlayer.cpp b/src/core/qgsvectorlayer.cpp
index fb17848593d..89d67539790 100644
--- a/src/core/qgsvectorlayer.cpp
+++ b/src/core/qgsvectorlayer.cpp
@@ -4166,22 +4166,22 @@ QString QgsVectorLayer::metadata() const
     //
     myMetadata += R"(<p class="glossy">)" + tr( "Layer Spatial Reference System" ) + "</p>\n";
     myMetadata += QLatin1String( "<p>" );
-    myMetadata += crs().toProj4().replace( '"', QLatin1String( R"( " )" ) );
-                                           myMetadata += QLatin1String( " < / p > \n" );
+    myMetadata += crs().toProj4().replace( '"', QLatin1String( " \"" ) );
+    myMetadata += QLatin1String( "</p>\n" );
 
-                                           //
-                                           // Display project (output) spatial ref system
-                                           //
+    //
+    // Display project (output) spatial ref system
+    //
 #if 0
-                                           // TODO: disabled for now, will revisit later [MD]
-                                           //myMetadata += "<tr> < td bgcolor = \"gray\">";
-                                           myMetadata += "<p class=\"glossy\">" + tr( "Project (Output) Spatial Reference System" ) + "</p>\n";
-                                           myMetadata += "<p>";
-                                           myMetadata += coordinateTransform->destCRS().toProj4().replace( '"', " \"" );
-                                           myMetadata += "</p>\n";
+    // TODO: disabled for now, will revisit later [MD]
+    //myMetadata += "<tr> < td bgcolor = \"gray\">";
+    myMetadata += "<p class=\"glossy\">" + tr( "Project (Output) Spatial Reference System" ) + "</p>\n";
+    myMetadata += "<p>";
+    myMetadata += coordinateTransform->destCRS().toProj4().replace( '"', " \"" );
+    myMetadata += "</p>\n";
 #endif
-                                         }
-                                         catch ( QgsCsException &cse )
+  }
+  catch ( QgsCsException &cse )
   {
     Q_UNUSED( cse );
     QgsDebugMsg( cse.what() );