diff --git a/progs/demos/isosurf.c b/progs/demos/isosurf.c
index b7c1515..1ee738d 100644
--- a/progs/demos/isosurf.c
+++ b/progs/demos/isosurf.c
@@ -35,6 +35,7 @@
 #endif
 #define GL_GLEXT_LEGACY
 #include "GL/glut.h"
+#include "GL/glext.h"
 
 #include "readtex.c"   /* I know, this is a hack.  KW: me too. */
 #define TEXTURE_FILE "../images/reflect.rgb"
diff --git a/src/mesa/main/nvvertexec.c b/src/mesa/main/nvvertexec.c
index e41bdfb..580d04a 100644
--- a/src/mesa/main/nvvertexec.c
+++ b/src/mesa/main/nvvertexec.c
@@ -35,6 +35,7 @@
 #include "mtypes.h"
 #include "nvvertexec.h"
 #include "nvvertprog.h"
+#include "program.h"
 #include "math/m_matrix.h"