diff --git a/test/tap/tap/Makefile b/test/tap/tap/Makefile
index 45097bbe83..8706b1fe4a 100644
--- a/test/tap/tap/Makefile
+++ b/test/tap/tap/Makefile
@@ -104,6 +104,7 @@ cpp-dotenv/static/cpp-dotenv/libcpp_dotenv.a:
 	cd cpp-dotenv/static && tar -zxf ../cpp-dotenv-*.tar.gz
 	cd cpp-dotenv/static/cpp-dotenv && patch src/dotenv.cpp < ../../dotenv.cpp.patch
 	cd cpp-dotenv/static/cpp-dotenv && patch include/dotenv.h < ../../dotenv.h.patch
+	cd cpp-dotenv/static/cpp-dotenv && patch -p0 < ../../nm_clang_fix.patch
 	cd cpp-dotenv/static/cpp-dotenv && cmake . -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=OFF -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_BUILD_TYPE=Debug
 	cd cpp-dotenv/static/cpp-dotenv && CC=${CC} CXX=${CXX} ${MAKE}
 
@@ -112,6 +113,7 @@ cpp-dotenv/dynamic/cpp-dotenv/libcpp_dotenv.so:
 	cd cpp-dotenv/dynamic && tar -zxf ../cpp-dotenv-*.tar.gz
 	cd cpp-dotenv/dynamic/cpp-dotenv && patch src/dotenv.cpp < ../../dotenv.cpp.patch
 	cd cpp-dotenv/dynamic/cpp-dotenv && patch include/dotenv.h < ../../dotenv.h.patch
+	cd cpp-dotenv/dynamic/cpp-dotenv && patch -p0 < ../../nm_clang_fix.patch
 	cd cpp-dotenv/dynamic/cpp-dotenv && cmake . -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_RPATH="../tap:../../tap" -DCMAKE_BUILD_TYPE=Debug
 	cd cpp-dotenv/dynamic/cpp-dotenv && CC=${CC} CXX=${CXX} ${MAKE}
 
diff --git a/test/tap/tap/cpp-dotenv/nm_clang_fix.patch b/test/tap/tap/cpp-dotenv/nm_clang_fix.patch
new file mode 100644
index 0000000000..2cf3067820
--- /dev/null
+++ b/test/tap/tap/cpp-dotenv/nm_clang_fix.patch
@@ -0,0 +1,12 @@
+diff --git src/dotenv.cpp src/dotenv.cpp
+index 89bd3c1..1dcaf5a 100644
+--- src/dotenv.cpp
++++ src/dotenv.cpp
+@@ -8,7 +8,6 @@
+ 
+ 
+ using namespace std;
+-using namespace dotenv;
+ 
+ 
+ dotenv::dotenv& dotenv::dotenv::load_dotenv(const string& dotenv_path, const bool overwrite, const bool interpolate)