diff --git a/native_client/definitions.mk b/native_client/definitions.mk
index 19a02703..2cd6e4fd 100644
--- a/native_client/definitions.mk
+++ b/native_client/definitions.mk
@@ -12,7 +12,7 @@ CXXFLAGS        :=
 LDFLAGS         :=
 SOX_CFLAGS      := `pkg-config --cflags sox`
 SOX_LDFLAGS     := `pkg-config --libs sox`
-PYTHON_PACKAGES := numpy
+PYTHON_PACKAGES := numpy==${NUMPY_VERSION}
 ifeq ($(OS),Linux)
 PYTHON_PLATFORM_NAME := --plat-name manylinux1_x86_64
 endif
diff --git a/native_client/setup.py b/native_client/setup.py
index 54be1519..2054da8c 100755
--- a/native_client/setup.py
+++ b/native_client/setup.py
@@ -21,6 +21,7 @@ def read(fname):
     return open(os.path.join(os.path.dirname(__file__), fname)).read()
 
 numpy_include = os.getenv('NUMPY_INCLUDE', numpy_include)
+numpy_min_ver = os.getenv('NUMPY_VERSION', '1.7.0')
 
 project_name = 'deepspeech'
 if '--project_name' in sys.argv:
@@ -69,7 +70,7 @@ setup(name = project_name,
       },
       ext_modules = [model, utils],
       entry_points={'console_scripts':['deepspeech = deepspeech.client:main']},
-      install_requires = ['numpy'],
+      install_requires = ['numpy>=%s' % numpy_min_ver],
       include_package_data = True,
       classifiers = [
         'Development Status :: 3 - Alpha',
diff --git a/tc-tests-utils.sh b/tc-tests-utils.sh
index aae1669d..6a579f0d 100755
--- a/tc-tests-utils.sh
+++ b/tc-tests-utils.sh
@@ -528,6 +528,8 @@ maybe_ssl102_py37()
                 export PY37_OPENSSL="--with-openssl=${PY37_OPENSSL_DIR}/usr"
                 export PY37_LDPATH="${PY37_OPENSSL_DIR}/usr/lib/"
             fi;
+
+	    export NUMPY_VERSION="1.14.5"
         ;;
     esac
 }
@@ -555,6 +557,8 @@ do_deepspeech_python_build()
     pyver=$(echo "${pyver_conf}" | cut -d':' -f1)
     pyconf=$(echo "${pyver_conf}" | cut -d':' -f2)
 
+    export NUMPY_VERSION="1.7.0"
+
     maybe_ssl102_py37 ${pyver}
 
     LD_LIBRARY_PATH=${PY37_LDPATH}:$LD_LIBRARY_PATH PYTHON_CONFIGURE_OPTS="--enable-unicode=${pyconf} ${PY37_OPENSSL}" pyenv install ${pyver}
@@ -578,6 +582,8 @@ do_deepspeech_python_build()
 
     make -C native_client/ bindings-clean
 
+    unset NUMPY_VERSION
+
     deactivate
     pyenv uninstall --force deepspeech
     pyenv uninstall --force ${pyver}