diff --git a/duchain/builders/declarationbuilder.cpp b/duchain/builders/declarationbuilder.cpp
--- a/duchain/builders/declarationbuilder.cpp
+++ b/duchain/builders/declarationbuilder.cpp
@@ -1113,7 +1113,7 @@
     }
 
     if (node->stringFunctionNameOrClass && !node->stringFunctionName && !node->varFunctionName) {
-        if (id.toString(true) == QLatin1String("define")
+        if (id.toString(RemoveExplicitlyGlobalPrefix) == QLatin1String("define")
                 && node->stringParameterList && node->stringParameterList->parametersSequence
                 && node->stringParameterList->parametersSequence->count() > 0) {
             //constant, defined through define-function
diff --git a/duchain/expressionvisitor.cpp b/duchain/expressionvisitor.cpp
--- a/duchain/expressionvisitor.cpp
+++ b/duchain/expressionvisitor.cpp
@@ -306,7 +306,7 @@
 {
     if (node->stringFunctionNameOrClass && !node->stringFunctionName && !node->varFunctionName) {
         QualifiedIdentifier id = identifierForNamespace(node->stringFunctionNameOrClass, m_editor);
-        if (id.toString(true) == QLatin1String("define")
+        if (id.toString(RemoveExplicitlyGlobalPrefix) == QLatin1String("define")
                 && node->stringParameterList && node->stringParameterList->parametersSequence
                 && node->stringParameterList->parametersSequence->count() > 0) {
             //in a define() call the first argument is the constant name. we don't want to look for a class name to build uses