diff --git a/libinterp/parse-tree/oct-parse.yy b/libinterp/parse-tree/oct-parse.yy
index a958879f87..75a9b6fb9a 100644
--- a/libinterp/parse-tree/oct-parse.yy
+++ b/libinterp/parse-tree/oct-parse.yy
@@ -2205,7 +2205,7 @@ yyerror (octave::base_parser& parser, const char *s)
 
 OCTAVE_BEGIN_NAMESPACE(octave)
 
-class parse_exception : public std::runtime_error
+class OCTINTERP_EXCEPTION_API parse_exception : public std::runtime_error
 {
 public:
 
diff --git a/liboctave/util/quit.h b/liboctave/util/quit.h
index 0e12ed28ab..a07b21ce19 100644
--- a/liboctave/util/quit.h
+++ b/liboctave/util/quit.h
@@ -182,7 +182,7 @@ class OCTAVE_EXCEPTION_API exit_exception : public std::exception
   bool m_safe_to_return;
 };
 
-class interrupt_exception : public std::exception
+class OCTAVE_EXCEPTION_API interrupt_exception : public std::exception
 {
 public: