diff --git a/build-unix.txt b/build-unix.txt
index 448e6eaf8..1ae29a42e 100644
--- a/build-unix.txt
+++ b/build-unix.txt
@@ -16,13 +16,12 @@ sudo apt-get install libgtk2.0-dev
 sudo apt-get install libssl-dev
 sudo apt-get install libdb4.7-dev
 sudo apt-get install libdb4.7++-dev
-sudo apt-get install libboost-all-dev
+Boost 1.40+: sudo apt-get install libboost-all-dev
+or Boost 1.37: sudo apt-get install libboost1.37-dev
 
-We're now using wxWidgets 2.9, which uses UTF-8.
+If using Boost 1.37, append -mt to the boost libraries in the makefile.
 
-There isn't currently a debian package of wxWidgets we can use.  The 2.8
-packages for Karmic are UTF-16 unicode and won't work for us, and we've had
-trouble building 2.8 on 64-bit.
+We're now using wxWidgets 2.9, which uses UTF-8.  Don't try 2.8, it won't work.
 
 You need to download wxWidgets from http://www.wxwidgets.org/downloads/
 and build it yourself.  See the build instructions and configure parameters
@@ -34,11 +33,11 @@ Berkeley DB    New BSD license with additional requirement that linked software
 Boost          MIT-like license
 
 Versions used in this release:
-GCC          4.4.3
-OpenSSL      0.9.8k
+GCC          4.3.3
+OpenSSL      0.9.8g
 wxWidgets    2.9.0
 Berkeley DB  4.7.25.NC
-Boost        1.40.0
+Boost        1.37
 
 
 Notes
@@ -55,7 +54,7 @@ wxWidgets
 ---------
 cd /usr/local
 tar -xzvf wxWidgets-2.9.0.tar.gz
-cd /usr/local/wxWidgets-2.9.0
+cd wxWidgets-2.9.0
 mkdir buildgtk
 cd buildgtk
 ../configure --with-gtk --enable-debug --disable-shared --enable-monolithic
@@ -63,15 +62,6 @@ make
 sudo su
 make install
 ldconfig
-su <username>
-cd ..
-mkdir buildbase
-cd buildbase
-../configure --disable-gui --enable-debug --disable-shared --enable-monolithic
-make
-sudo su
-make install
-ldconfig
 
 
 Boost
diff --git a/makefile.unix b/makefile.unix
index e0489ed73..546a3ec2e 100644
--- a/makefile.unix
+++ b/makefile.unix
@@ -4,20 +4,16 @@
 
 
 INCLUDEPATHS= \
- -I"/usr/include" \
  -I"/usr/local/include/wx-2.9" \
  -I"/usr/local/lib/wx/include/gtk2-unicode-debug-static-2.9"
 
-LIBPATHS= \
- -L"/usr/lib" \
- -L"/usr/local/lib"
-
 WXLIBS= \
  -Wl,-Bstatic \
    -l wx_gtk2ud-2.9 \
  -Wl,-Bdynamic \
    -l gtk-x11-2.0 -l SM
 
+# for boost 1.37, add -mt to the boost libraries
 LIBS= \
  -Wl,-Bstatic \
    -l boost_system \
@@ -51,24 +47,21 @@ OBJS= \
 all: bitcoin
 
 
-headers.h.gch: headers.h $(HEADERS)
-	g++ -c $(CFLAGS) -DGUI -o $@ $<
-
-obj/%.o: %.cpp $(HEADERS) headers.h.gch
+obj/%.o: %.cpp $(HEADERS)
 	g++ -c $(CFLAGS) -DGUI -o $@ $<
 
 cryptopp/obj/%.o: cryptopp/%.cpp
 	g++ -c $(CFLAGS) -O3 -DCRYPTOPP_DISABLE_SSE2 -o $@ $<
 
 bitcoin: $(OBJS) obj/ui.o obj/uibase.o
-	g++ $(CFLAGS) -o $@ $(LIBPATHS) $^ $(WXLIBS) $(LIBS)
+	g++ $(CFLAGS) -o $@ $^ $(WXLIBS) $(LIBS)
 
 
 obj/nogui/%.o: %.cpp $(HEADERS)
 	g++ -c $(CFLAGS) -o $@ $<
 
 bitcoind: $(OBJS:obj/%=obj/nogui/%)
-	g++ $(CFLAGS) -o $@ $(LIBPATHS) $^ $(LIBS)
+	g++ $(CFLAGS) -o $@ $^ $(LIBS)
 
 
 clean: