diff --git a/qmake/generators/win32/msvc_nmake.cpp b/qmake/generators/win32/msvc_nmake.cpp
index 06277b095df..f02574e4651 100644
--- a/qmake/generators/win32/msvc_nmake.cpp
+++ b/qmake/generators/win32/msvc_nmake.cpp
@@ -237,8 +237,8 @@ QString NmakeMakefileGenerator::defaultInstall(const QString &t)
 
     if (project->isActiveConfig("debug")) {
         if (t == "dlltarget"
-            || (project->first("TEMPLATE") == "lib"
-                && project->isActiveConfig("shared")
+            || project->first("TEMPLATE") != "lib"
+            || (project->isActiveConfig("shared")
                 && project->values(ProKey(t + ".CONFIG")).indexOf("no_dll") == -1)) {
             QString pdb_target = getPdbTarget();
             pdb_target.remove('"');