diff --git a/configure b/configure
index db07c6c19..c0c148acc 100755
--- a/configure
+++ b/configure
@@ -344,6 +344,7 @@ public:
 		}
                 // Debug mode
                 if(!conf->getenv("QC_ENABLE_DEBUG").isEmpty()) {
+                  conf->addExtra("CONFIG -= release");
                   conf->addExtra("CONFIG += debug");
                 } else {
                   conf->addExtra("CONFIG -= debug");
diff --git a/qcm/qt4.qcm b/qcm/qt4.qcm
index 8d769b923..c718dc882 100644
--- a/qcm/qt4.qcm
+++ b/qcm/qt4.qcm
@@ -19,6 +19,7 @@ public:
 		}
                 // Debug mode
                 if(!conf->getenv("QC_ENABLE_DEBUG").isEmpty()) {
+                  conf->addExtra("CONFIG -= release");
                   conf->addExtra("CONFIG += debug");
                 } else {
                   conf->addExtra("CONFIG -= debug");