diff --git a/build.sh b/build.sh
index 188f4e75..05d4a2fd 100755
--- a/build.sh
+++ b/build.sh
@@ -19,7 +19,7 @@ elif [[ $OSTYPE = darwin* ]]; then
    # We only support modern Mac machines, they are at least using
    # hyperthreaded dual-core CPU.
    COMPILE_JOBS=4
-elif [[ $OSTYPE == freebsd* ]]; then
+elif [[ $OSTYPE == freebsd* ]] || [[ $OSTYPE == openbsd* ]]; then
    COMPILE_JOBS=`sysctl -n hw.ncpu`
 else
    CPU_CORES=`grep -c ^processor /proc/cpuinfo`
diff --git a/src/phantomjs.pro b/src/phantomjs.pro
index 0c8e7738..7cf77dbd 100644
--- a/src/phantomjs.pro
+++ b/src/phantomjs.pro
@@ -60,7 +60,7 @@ include(mongoose/mongoose.pri)
 include(linenoise/linenoise.pri)
 include(qcommandline/qcommandline.pri)
 
-linux*|mac {
+linux*|mac|openbsd* {
     INCLUDEPATH += breakpad/src
 
     SOURCES += breakpad/src/client/minidump_file_writer.cc \
@@ -131,3 +131,8 @@ win32-msvc* {
             qico
     }
 }
+
+openbsd* {
+    LIBS += -L/usr/X11R6/lib
+}
+