diff --git a/src/external/bzip2-1.0.5/bzip2-1.0.5.pro b/src/external/bzip2-1.0.5/bzip2-1.0.5.pro
index 7d7d139e3..86acf70b8 100644
--- a/src/external/bzip2-1.0.5/bzip2-1.0.5.pro
+++ b/src/external/bzip2-1.0.5/bzip2-1.0.5.pro
@@ -12,6 +12,9 @@ INCLUDEPATH += .
 macx:DESTDIR       = ../lib/macx
 win32-g++:DESTDIR       = ../lib/win32-gcc  
 win32-msvc2005:DESTDIR       = ../lib/win32-msvc2005
+linux-g++-32:DESTDIR = ../lib/linux-g++-32
+linux-g++-64:DESTDIR = ../lib/linux-g++-64
+
 
 # Input
 HEADERS += bzlib.h bzlib_private.h
diff --git a/src/external/lib3ds-1.3.0/lib3ds/lib3ds.pro b/src/external/lib3ds-1.3.0/lib3ds/lib3ds.pro
index 83648d970..3abed2352 100644
--- a/src/external/lib3ds-1.3.0/lib3ds/lib3ds.pro
+++ b/src/external/lib3ds-1.3.0/lib3ds/lib3ds.pro
@@ -12,6 +12,8 @@ INCLUDEPATH += ..
 macx:DESTDIR       = ../../lib/macx
 win32-g++:DESTDIR       = ../../lib/win32-gcc  
 win32-msvc2005:DESTDIR       = ../../lib/win32-msvc2005
+linux-g++-32:DESTDIR = ../lib/linux-g++-32
+linux-g++-64:DESTDIR = ../lib/linux-g++-64
 
 
 # Input
diff --git a/src/external/muparser_v130/src/src.pro b/src/external/muparser_v130/src/src.pro
index 7fca9c66b..0d88590e4 100644
--- a/src/external/muparser_v130/src/src.pro
+++ b/src/external/muparser_v130/src/src.pro
@@ -12,6 +12,8 @@ macx:DESTDIR       = ../../lib/macx
 win32-g++:DESTDIR       = ../../lib/win32-gcc  
 win32-msvc2005:DESTDIR       = ../../lib/win32-msvc2005
 win32-msvc2008:DESTDIR       = ../../lib/win32-msvc2008
+linux-g++-32:DESTDIR = ../lib/linux-g++-32
+linux-g++-64:DESTDIR = ../lib/linux-g++-64
 
 # Input
 SOURCES += muParser.cpp \