diff --git a/travis/Dockerfile.manylinux b/travis/Dockerfile.manylinux
index 7c0dcef6..b1316743 100644
--- a/travis/Dockerfile.manylinux
+++ b/travis/Dockerfile.manylinux
@@ -27,7 +27,7 @@ RUN cd /opt \
     && cd /opt/kaldi/tools \
     && git clone -b v0.3.13 --single-branch https://github.com/xianyi/OpenBLAS \
     && git clone -b v3.2.1  --single-branch https://github.com/alphacep/clapack \
-    && make -C OpenBLAS ONLY_CBLAS=1 DYNAMIC_ARCH=1 TARGET=CORE2 USE_LOCKING=1 USE_THREAD=0 all \
+    && make -C OpenBLAS ONLY_CBLAS=1 DYNAMIC_ARCH=1 TARGET=NEHALEM USE_LOCKING=1 USE_THREAD=0 all \
     && make -C OpenBLAS PREFIX=$(pwd)/OpenBLAS/install install \
     && mkdir -p clapack/BUILD && cd clapack/BUILD && cmake .. && make -j 10 && find . -name "*.a" | xargs cp -t ../../OpenBLAS/install/lib \
     && cd /opt/kaldi/tools \
@@ -38,5 +38,7 @@ RUN cd /opt \
     && make -j 10 && make install \
     && cd /opt/kaldi/src \
     && ./configure --mathlib=OPENBLAS_CLAPACK --shared --use-cuda=no \
-    && make -j 10 online2 lm rnnlm \
+    && sed -i 's:-msse -msse2:-msse -msse2:g' kaldi.mk \
+    && sed -i 's: -O1 : -O3 :g' kaldi.mk \
+    && make -j $(nproc) online2 lm rnnlm \
     && find /opt/kaldi -name "*.o" -exec rm {} \;