diff --git a/src/qtgui/recoll-win.pro b/src/qtgui/recoll-win.pro
index 3afeb13c..2bd7b96e 100644
--- a/src/qtgui/recoll-win.pro
+++ b/src/qtgui/recoll-win.pro
@@ -108,7 +108,7 @@ windows {
     contains(QMAKE_CC, cl){
         # Visual Studio
     }
-    LIBS += C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Debug/debug/librecoll.dll
+    LIBS += C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Release/release/librecoll.dll
 }
 
 TRANSLATIONS = \
diff --git a/src/utils/chrono.cpp b/src/utils/chrono.cpp
index 8d711070..8f7aca98 100644
--- a/src/utils/chrono.cpp
+++ b/src/utils/chrono.cpp
@@ -58,7 +58,7 @@ typedef int clockid_t;
 #undef USE_CLOCK_GETTIME
 #endif
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 #define WIN32_LEAN_AND_MEAN
 #include <Windows.h>
 #include <stdint.h> // portable: uint64_t   MSVC: __int64 
diff --git a/src/windows/qmkrecoll/recollindex.pro b/src/windows/qmkrecoll/recollindex.pro
index c81be767..7b3a09e0 100644
--- a/src/windows/qmkrecoll/recollindex.pro
+++ b/src/windows/qmkrecoll/recollindex.pro
@@ -29,7 +29,7 @@ windows {
         # Visual Studio
     }
   LIBS += \
-    C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Debug/debug/librecoll.dll \
+    C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Release/release/librecoll.dll \
     -lshlwapi -lpsapi -lkernel32
 
   INCLUDEPATH += ../../windows
diff --git a/src/windows/qmkrecoll/recollq.pro b/src/windows/qmkrecoll/recollq.pro
index 60e04967..b363288a 100644
--- a/src/windows/qmkrecoll/recollq.pro
+++ b/src/windows/qmkrecoll/recollq.pro
@@ -27,7 +27,7 @@ windows {
         # Visual Studio
     }
   LIBS += \
-    C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Debug/debug/librecoll.dll \
+    C:/recoll/src/windows/build-librecoll-Desktop_Qt_5_5_0_MinGW_32bit-Release/release/librecoll.dll \
     -lshlwapi -lpsapi -lkernel32
 
   INCLUDEPATH += ../../windows