diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa224cb8a..b5d85ccb6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -112,6 +112,9 @@ macro (sources_hook)
     # Append generated sources
     list(APPEND opm-common_SOURCES ${PROJECT_BINARY_DIR}/ParserKeywords.cpp)
   endif()
+  set_source_files_properties(src/opm/parser/eclipse/Python/Python.cpp
+                              src/opm/parser/eclipse/Python/PythonInterp.cpp
+                              PROPERTIES COMPILE_FLAGS -Wno-shadow)
 endmacro (sources_hook)
 
 macro (fortran_hook)
diff --git a/src/opm/parser/eclipse/Python/PythonInterp.hpp b/src/opm/parser/eclipse/Python/PythonInterp.hpp
index 3ce2d4d78..a14978ff6 100644
--- a/src/opm/parser/eclipse/Python/PythonInterp.hpp
+++ b/src/opm/parser/eclipse/Python/PythonInterp.hpp
@@ -37,7 +37,7 @@ namespace Opm {
 
 #ifdef EMBEDDED_PYTHON
 
-class PythonInterp {
+class __attribute__ ((visibility("hidden"))) PythonInterp {
 public:
     bool exec(const std::string& python_code);
     explicit operator bool() const { return true; }