diff --git a/src/libs/utils/macroexpander.cpp b/src/libs/utils/macroexpander.cpp
index 85a9ee53aa3..0b238c639e9 100644
--- a/src/libs/utils/macroexpander.cpp
+++ b/src/libs/utils/macroexpander.cpp
@@ -272,10 +272,8 @@ QString MacroExpander::expand(const QString &stringWithVariables) const
 
 FilePath MacroExpander::expand(const FilePath &fileNameWithVariables) const
 {
-    return FilePath::fromParts(
-                expand(fileNameWithVariables.scheme().toString()),
-                expand(fileNameWithVariables.host().toString()),
-                expand(fileNameWithVariables.path()));
+    // We want single variables to expand to fully qualified strings.
+    return FilePath::fromString(expand(fileNameWithVariables.toString()));
 }
 
 QByteArray MacroExpander::expand(const QByteArray &stringWithVariables) const