diff --git a/client/ostinato.pro b/client/ostinato.pro
index 6c80918..9061a9d 100644
--- a/client/ostinato.pro
+++ b/client/ostinato.pro
@@ -5,40 +5,26 @@ win32:RC_FILE = ostinato.rc
 macx:ICON = icons/logo.icns
 QT += widgets network script xml svg
 INCLUDEPATH += "../rpc/" "../common/"
+
+OBJDIR = .
 win32 {
     QMAKE_LFLAGS += -static
     CONFIG(debug, debug|release) {
-        LIBS += -L"../common/debug" -lostfilegui -lostfile
-        LIBS += -L"../common/debug" -lostprotogui -lostproto
-        LIBS += -L"../rpc/debug" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/debug/libostfilegui.a" \
-            "../common/debug/libostfile.a" \
-            "../common/debug/libostprotogui.a" \
-            "../common/debug/libostproto.a" \
-            "../rpc/debug/libpbrpc.a"
+        OBJDIR = debug
     } else {
-        LIBS += -L"../common/release" -lostfilegui -lostfile
-        LIBS += -L"../common/release" -lostprotogui -lostproto
-        LIBS += -L"../rpc/release" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/release/libostfilegui.a" \
-            "../common/release/libostfile.a" \
-            "../common/release/libostprotogui.a" \
-            "../common/release/libostproto.a" \
-            "../rpc/release/libpbrpc.a"
+        OBJDIR = release
     }
-} else {
-    LIBS += -L"../common" -lostfile -lostfilegui
-    LIBS += -L"../common" -lostprotogui -lostproto
-    LIBS += -L"../rpc" -lpbrpc
-    POST_TARGETDEPS += \
-        "../common/libostfilegui.a" \
-        "../common/libostfile.a" \
-        "../common/libostprotogui.a" \
-        "../common/libostproto.a" \
-        "../rpc/libpbrpc.a"
 }
+LIBS += -L"../common/$$OBJDIR" -lostfile -lostfilegui
+LIBS += -L"../common/$$OBJDIR" -lostprotogui -lostproto
+LIBS += -L"../rpc/$$OBJDIR" -lpbrpc
+POST_TARGETDEPS += \
+    "../common/$$OBJDIR/libostfilegui.a" \
+    "../common/$$OBJDIR/libostfile.a" \
+    "../common/$$OBJDIR/libostprotogui.a" \
+    "../common/$$OBJDIR/libostproto.a" \
+    "../rpc/$$OBJDIR/libpbrpc.a"
+
 LIBS += -lprotobuf
 LIBS += -L"../extra/qhexedit2/$(OBJECTS_DIR)/" -lqhexedit2
 RESOURCES += ostinato.qrc 
diff --git a/server/drone.pro b/server/drone.pro
index 47f3627..0e16274 100644
--- a/server/drone.pro
+++ b/server/drone.pro
@@ -7,6 +7,8 @@ linux*:system(grep -q IFLA_STATS64 /usr/include/linux/if_link.h): \
     DEFINES += HAVE_IFLA_STATS64
 INCLUDEPATH += "../common"
 INCLUDEPATH += "../rpc"
+
+OBJDIR = .
 win32 {
     # Support Windows Vista and above only
     DEFINES += WIN32_LEAN_AND_MEAN NTDDI_VERSION=0x06000000 _WIN32_WINNT=0x0600
@@ -15,24 +17,19 @@ win32 {
     QMAKE_LFLAGS += -static
     LIBS += -lwpcap -lpacket -liphlpapi
     CONFIG(debug, debug|release) {
-        LIBS += -L"../common/debug" -lostproto
-        LIBS += -L"../rpc/debug" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/debug/libostproto.a" \
-            "../rpc/debug/libpbrpc.a"
+        OBJDIR = debug
     } else {
-        LIBS += -L"../common/release" -lostproto
-        LIBS += -L"../rpc/release" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/release/libostproto.a" \
-            "../rpc/release/libpbrpc.a"
+        OBJDIR = release
     }
 } else {
     LIBS += -lpcap
-    LIBS += -L"../common" -lostproto
-    LIBS += -L"../rpc" -lpbrpc
-    POST_TARGETDEPS += "../common/libostproto.a" "../rpc/libpbrpc.a"
 }
+LIBS += -L"../common/$$OBJDIR" -lostproto
+LIBS += -L"../rpc/$$OBJDIR" -lpbrpc
+POST_TARGETDEPS += \
+    "../common/$$OBJDIR//libostproto.a" \
+    "../rpc/$$OBJDIR/libpbrpc.a"
+
 linux {
     INCLUDEPATH += "/usr/include/libnl3"
     LIBS += -lnl-3 -lnl-route-3
diff --git a/test/test.pro b/test/test.pro
index a2fe5a7..f024cb4 100644
--- a/test/test.pro
+++ b/test/test.pro
@@ -2,32 +2,25 @@ TEMPLATE = app
 CONFIG += qt console
 QT += xml network script
 INCLUDEPATH += "../rpc/" "../common/" "../client"
+
+OBJDIR = .
 win32 {
     LIBS += -lwpcap -lpacket
     CONFIG(debug, debug|release) {
-        LIBS += -L"../common/debug" -lostfile -lostproto
-        LIBS += -L"../rpc/debug" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/debug/libostfile.a" \
-            "../common/debug/libostproto.a" \
-            "../rpc/debug/libpbrpc.a"
+        OBJDIR = debug
     } else {
-        LIBS += -L"../common/release" -lostfile -lostproto
-        LIBS += -L"../rpc/release" -lpbrpc
-        POST_TARGETDEPS += \
-            "../common/release/libostfile.a" \
-            "../common/release/libostproto.a" \
-            "../rpc/release/libpbrpc.a"
+        OBJDIR = release
     }
 } else {
     LIBS += -lpcap
-    LIBS += -L"../common" -lostfile -lostproto
-    LIBS += -L"../rpc" -lpbrpc
-    POST_TARGETDEPS += \
-        "../common/libostfile.a" \
-        "../common/libostproto.a" \
-        "../rpc/libpbrpc.a" 
 }
+LIBS += -L"../common/$$OBJDIR" -lostfile -lostproto
+LIBS += -L"../rpc/$$OBJDIR" -lpbrpc
+POST_TARGETDEPS += \
+    "../common/$$OBJDIR/libostfile.a" \
+    "../common/$$OBJDIR/libostproto.a" \
+    "../rpc/$$OBJDIR/libpbrpc.a"
+
 LIBS += -lprotobuf
 LIBS += -L"../extra/qhexedit2/$(OBJECTS_DIR)/" -lqhexedit2